This will allow you to remove pressure from your sit bones and also reduce the chances of numbness. Also, if the saddle is too low, you’ll feel discomfort, especially at the knees. For example, if your sit bones measured 130mm, you add 20mm and voila, a 150mm saddle width will fit perfectly! Consequently, the sit bones would not be your main pressure point or measurement point for potential saddle comfort. However, it is not as easy to execute. Scooting helps you increase pedaling cadence or power. This is likely debatable depending on the rider but certainly, individual preference and riding style will impact saddle comfort. But it is very uncomfortable. Measure your sit-bones distance, reference to another SE question. If you ride in any other position(most cyclists) it’s likely that the contact point will move forward away from your sit bones,  which, they do not mention, renders sit bone measurement (in the 90 degree form) for most enthusiast and competitive cyclists completely irrelevant. Selle already invested the money so it would have been helpful to test and rule it out. A question recently came in regarding pain and sit bones. If the saddle is too high, you will most likely feel a slight pressure at the back part of your knee. ➥ Read more: Are Gel Bike Seats Any Good? No perineum, no weird pressure on my sciatic nerve. Ans. I shift back and forth along the saddle during a ride, sometime sitting with my sit bones on top of the widest part and sometimes a bit more forward to the which puts the … Where should my bones sit on the saddle? Pelvic under-rotation (posterior/rearward tilt) is the act of sitting on the bike saddle with a pelvic angle much like you would have when sitting in a kitchen chair and then bending in the back to reach the handlebars. Some selection tools will also incorporate riding style, but let’s not get ahead of ourselves. Honestly, I'm not totally sure what that is. In order to post comments, please make sure JavaScript and Cookies are enabled, and reload the page. How often do you sit on the saddle without pedaling while riding? Would you rather text then call? As the perineal area is a sensitive place, a high amount of pressure in that area is not good for the rider and can lead to injuries. Many bike companies and manufacturers constructed a plethora of possibilities on how to measure your sit bones. This type of saddle tends to feel highly uncomfortable after riding on it for about only 30 to 40 minutes. The perfect saddle and saddle width for your body will ensure that your sit bones will rest totally flat on it. They help by cushioning sensitive bits of you (your perineum and sit bones) and the saddle, along a broad line from your ahem, naughty bits, back to your buttocks. Off season rides or recovery rides are a great time to experiment with moving around. Gender and Shape Study:  Although this does not connect specifically with sit bone measurement, it does impact our point about spine angle. Bike shops, saddle manufacturers, bloggers, and cycling periodicals have relentlessly tackled this topic for years. Required fields are marked *. Simply put, it is “hunching” or “slouching” while riding – also known as kyphosis. Then the sit bones drop in too far into the padding and your muscles become irritated. Consequently, the sit bones would not be your main pressure point or measurement point for potential saddle comfort. Ans. Sit down on the foil and bend forward as though you are in a cycling position raising your toes slightly. The Ischial Tuberosity is commonly referred to as the “sit bones,” “sitting bones,” or “sitz bones”(“sitz” literally translates to “seat” in German). We even use one as a starting point on the. Consequently, the only way to truly find your perfect saddle is to personally test the saddle. The well branched out network of nerves and blood vessels of the perineal area reaches from the … We hope you got all your questions answered by reading our article. How you position your body on your bike will determine how your saddle is used. When you sit on your bike, your sit bones support your entire body’s weight. The arch is V-shaped with an angle that is less than 90°. Some types of soft paddings even tend to reduce the blood flow during riding sessions. We did not quantify this to a degree of angle as this is rider dependent. The first line of defense for your sit bones is a good quality pair of padded bike shorts. : It is very important. To learn more, take a look at this video from BikeFit founder and master bike fitter. Bicycle saddles come with different kinds of profiles, padding, and saddle widths. Before, while riding a bike women had to endure more pressure due to the saddle nose at the lower part of the pubic bone arch. Saddle Height also plays an important role I believe. There are similar methods involving paper without the damp posterior result, but now that you feel uncomfortable, you’ve properly ingested this idea. How do you choose the right saddle? ApexBikes is a place for bikes, bike accessories and news. The sitting area is exposed all the way from the top part of the sit bones to the pubic arch and then on to the central perineal area and pubic bone. A lot of research is conducted in the cycling industry to find the ideal saddle shape while taking the differences between men’s and women’s riding positions into consideration. You should be sitting on your sit bones so you're not sat on soft tissue - but thats more about saving your manhood than avoiding saddle sores. While there are resources that offer positive tips, there is one methodology for saddle selection that we’d like to discuss today: sit bones measurement. I love my Terry Zero X. Even though a lot of recreational riders and commuters ride while sitting at a 90-degree position, most riders sit on their bikes with a pelvic bend. To do this, you should sit on the widest part of the saddle which is the furthest away at the back. Yet, if you’ve made it this far the truth is revealed. Some riders make this seem completely effortless. Choose a saddle that's too narrow, or too wide, and you'll be sitting on the wrong part of the saddle. Are Gel Bike Seats Any Good for Cyclists? Jan 8, 2021. As a result, the more dynamic your sitting position is on the bike, the narrower your bike’s saddle should be. Ans. 66 participants were tested using specific pressure mapping with 64 different sensors at the 30, 45, and 60 degree angle. It is just a case of letting things settle in. Many suggest adding about 20mm, as signified by the Road Bike Bros above, which would then land you on the ideal saddle. To do this, you should sit on the widest part of the saddle which is the furthest away at the back. : The saddle height is crucial for you to find a highly comfortable and safe riding position. All rights reserved. Save my name, email, and website in this browser for the next time I comment. This site uses Akismet to reduce spam. We always strive to provide you with the latest information in the hope that it may enrich your cycling lives and bring you closer to your goals. The question of sit bones and saddle width comes up a lot. This does not incorporate the fact that in a more aggressive position, you’re also encountering more sensitive organs and tissue beyond the bones of the pelvis. Conversely, a wide saddle will tend to shove you forwards. Cycling is one of those odd sports where the type of cycling, goals, intensity, and volume will likely affect body position and invariably, your saddle choice. Ischial Bone Study (sit bone width):  Selle found a wide variation of sit bone widths from their 240 participants and subsequently created 3 saddle widths based on the averages in the study. There should be enough flat surface you can properly sit on. This is the only way in which pressure is relieved on the sensitive area in men and on the pubic arch in women and ensures more efficiency. Where the pressure is distributed can be tracked easily as the map is colored. In this video I go over why ApexBikes.com is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program. The arch is wide with an angle that is greater than 90°. 2016-2021 ApexBikes.com. With your heels down, make a fist and put it between the seat of the saddle and yourself. If you’re a cyclist reading this, how great would it be to test out 20-30 saddles? Therefore, when considering an incredibly sensitive decision such as the saddle, why make a conclusion without doing the testing? “The rider’s sit bones must be properly supported and bearing 80-90 per cent of the overall saddle pressure when the rider’s hands are on the hoods. Your email address will not be published. You can get the saddles here: bike seats that protect the perineum. While sitting on your bike, the arch of your feet should be able to touch the ground. I also feel well balanced, not like I need to keep pushing myself back onto the right part of my saddle. ➥ Read more on this saddle height topic: Comparison between Mountain Bike vs Road Seat Height. The Industry Methods: Giant Peanuts and Gel Pads. N.G. While riding your bike, you must maintain a good posture not only to improve riding efficiency but also to avert any type of injury. Instead, the bones on each side of the base of pelvis curve a little bit lower than the tuberosities protrude. : One of the major reasons for getting saddle discomfort is an improper bike fit. I use a wooden stool. Many shops use this awesome tool so feel free to ask them when you call, e-mail, or shadily DM about testing new saddles. Depends on the saddle. For normal cruising, you should sit back far enough for your sit bones to be resting atop the saddle. This guarantees discomfort, and potential health issues in the long run. Your email address will not be published. Currently you have JavaScript disabled. Another cause for the pain can be a saddle which is a bit too soft. If this area is feeling a bit uncomfortable, don’t worry, it will go after time. Considering that Selle’s line of the Scientia is based on the upright rider vs. the road, gravel, cross, mountain, tri…etc. rider, they clearly avoided the area where there is significant sensitivity and variance among males and females. This seems, at the outset, to be logical as the bony part of the sit bones will experience undue pressure when pressed against a minuscule surface area such as a bike saddle. As this pressure mapping device uses remote transmitters, the procedure can be carried out anywhere including a lab or even riding out in the real world. Dear Bike Fitness Coach, When setting this new saddle with a spirit level, where should I sit the level on the saddle? While some commuters and leisure cyclists sit at the 90-degree position, the majority of cyclists will have some type of pelvic bend (as Paul mentioned). Disclosure: When you buy through links on our site, we may earn an affiliate commission, but this never influences our opinion. To continue with the concern about the “sit” measurement, a static measuring process does not assure comfort in a dynamic sport. The female pelvis is wide & big. In the more inclined spine angle, the distance will become shorter as the contact points move from the seat bones toward the pubic bones.”  Result: if you ride with a 90 degree spine angle, then the sit bone measurement may be somewhat accurate (more on this later). So thank you for reading this article. Therefore, when you sit on the saddle, the pressure is mapped with the sensors and then the outcome is delivered to a computer. As a result, your comfort on the saddle is based on how you feel pedaling vs. the static measure of your seat area. While we’d like to remain entirely unbiased, but that’s incredibly unlikely. Now, what position your pelvis will be in depends completely on the riding discipline in question. Put white Letterhead (A4) format page on the paper towel. Below you can see the saddle selection online tool they created based on their research. Also, if you can touch the ground only with your toes then your saddle height is too high and you should lower it. The optimal saddle width guarantees that the sit bones lie completely flat on the saddle. Put your foot in the stirrup. So make sure you check your bike’s top tube height before taking it out for a ride. Updated The diagram given below shows different pelvic positions and which bones are affected by pressure the most for different riding positions. In many cases, they are measured to potentially find your optimal saddle width. The perennial area consists of vital nerves and arteries and therefore is a risky area to receive so much pressure. The pubic bones and the sit bones converge and form a V-shape. This method involves sitting upright on a piece of corrugated cardboard for a designated period of time. The findings of this research state that because of the v-shape of the pelvic, the sit bone or Ischial distance depends on the riding position. The brand Selle researched with about 240 participants and discovered a variety of sit bone widths. Even the blood flow will not be affected much, riding on this type of saddle can still lead to numbness. Make sure it has plenty of flat surface in area you sit. According to Steve Hogg, we really sit on the pelvic bones just forward of the ischial tuberosities. Even if you were bent in the proper pelvic position to measure pressure, that pressure would likely change based on your pedal stroke. My sit bones measure approximately 135mm ... on the previous bike I used a 150mm saddle... its flat. This will not only improve your riding efficiency but also remove the pressure from men’s delicate areas and women’s pubic arch. As you can see it indicates that a high amount of pressure is applied on the edges of the perineal area. You can learn more about the differences between the pelvis of a man and a women by taking a quick look at the table below: Pain is often caused due to excessive pressure. The cycling industry hypothesis: if your bones are spaced further apart, you’ll require a wider saddle for a luxurious rear-cradling experience. What’s your riding position? You can watch the video linked below to learn how to do this properly: ➥ If you ride for a short time and for recreational purposes, gel bike saddles or gel seat covers can remove your discomfort immediately. Rails should be … Also, wrongly adjusted saddle may be the cause of severe pain in the bum. And if you have been riding for any length of time, this should not be a problem. Yet, our friends at BiSaddle (image to the upper right) pointed out that the pubic Rami may be a much more common pressure point measurement vs. the sit bones. If the leather on the saddle has stretched, even if you rest your sit bones in the C-D 2-5 region, your sit-bones might be digging into the metal part. If it's narrow and/or curved side-to-side it can press up on your parts in the middle. Cover stool with DAMP paper towel. So if you are riding in an upright position, the ischial tuberosity will receive the most pressure. The curved gel saddle pressure map shows that there is a good amount of pressure being applied to the perineal area and the pubic bone arch area. It consists of thin & light bone. Learn how your comment data is processed. Send us a text with your questions! As for women, they feel much more pressure at the lower pubic bone arch. Make … The differences between male and female average and maximum pressure was minimal at the 60 and 45 degree angle but at the 30 degree angle it was significant, which they concluded was due to the anatomical differences between male and female. Don’t overdo it. Ride safely! So make sure your saddle is not too high and not too low either. So what size saddle would I buy? Although it may seem a bit hard initially, it can definitely be done. Do you love your saddle? Sit on your hands and you should be able to feel them--one in each cheek. Ans. Lastly, get the saddle that's appropriate for your riding style. Scoot on the saddle. The process, though, is exactly the same as the home methods provided above. Most of the time, you should sit with your sit bones on the sit bone part of the saddle, if you find you are further forward, then the saddle may be positioned too far back and/or the bike frame is too long for you, or the stem too short (i.e. A saddle should fit like a pair of shoes! Below is a picture of the sitting position well described in an article by. Surely not over the edge, so the 130mm saddle would be out, but is a 143mm saddle reasonable? And that is when the pain starts. I'm thinking about trying a new saddle. Our body geometry is different. This is certainly not an exhaustive list but many others utilize similar methodology. From efficient pedal strokes to the angle at which the rider bends forwards can depend on the saddle height. As we all know, the area is larger, the pressure will be lower. Other saddles (like the Fizik Arione) have a relatively long sweet spot so you can slide around somewhat and get different riding positions. Saddles are specially created for women and men. – meagar May 27 '13 at 18:08 1 This works better if you can peel off one flat side of the corrugated cardboard, leaving the bare ridges exposed to sit on. The two diagrams above provide a much clearer picture of pelvic position and which bones receive the most pressure depending on the amount of rotation or position of the rider. These widths were evaluated at a spring angle of 90 degrees. Is it a good indicator of proper saddle width? There’s another company that offers a selection tool based on your flexibility but regardless of how or if you can touch your toes, that doesn’t tell you how the saddle feels after a 60 mile gravel ride. It can support heavier bodies due to its strong structure of muscle groups. Therefore, as the spring angle lowers or inclines, the distance will also get smaller. If you are a triathlete, racer or a more “aggressive” positioned rider, measuring your sit bones for saddle width provides an improper account of what’s actually in contact with the saddle. For men, this adds pressure to the perineal area. Took me two 130mm saddles to realize I should measure my sit bones to figure this out instead of randomly buying saddles. Also, you should lean the front part of the saddle by just a little bit. After that point, you’ll mark the main impressions of the sit bones, find the center point of the two impressions, and finally measure the distance between the two points with a ruler or tape measure. Granted it was helpful of Selle to embark on research regarding shape, gender, and body position’s impact on saddle selection but there’s no online bike saddle match or finder that will tell you how it feels. We are not inside the board room of intricate decisions of the Selle Royal juggernaut, but if they found significantly reduced pressure and gender differences at a higher spine angle, it makes sense that they would potentially avoid saddle selection that would disprove the sit bone width method. S tand up and let your weight sink into your heels. Then choose the saddle accordingly based on your measurements. Are Wide Bike Seats Always More Comfortable? The width of a saddle is quite crucial to the rider's comfort, and should be related to the space between the rider's sit bones. For a typical cycling position, the main areas that lie on the saddle are the pubic arch for women and the perineal area for men. All this is done to make sure that you can ride with minimal pressure on your sit bones. There could be a comfort issue based on the external material of the saddle, the density, the type of foam used, your weight or the clothing you wear (we won’t go into this one here). : Finding the ideal position on your bike saddle is very important to experience a comfortable ride. Here are the BikeFit suggestions to finding the perfect saddle for you: If you’re a bike shop reading this, the Saddle Changer streamlines the saddle fitting process and helps a customer test multiple saddles in minutes without the time-sucking process of tightening and removing bolts or fiddling with finicky seat posts. After conducting our own research and reading the work of various renowned organizations we have found that for men, the sit bone distance is about 6 – 16 centimeters, and for women about 9 – 17 centimeters. If you take a look at the diagram above, the pressure map of a regular racing saddle shows an ideal allocation of pressure when a rider sits on it. Then as the pressure level increases, the color transforms from turquoise to green, then yellow to orange, and finally to red indicating that it is at maximum pressure. With these results, they produced three saddle widths. Therefore, you should ensure that your saddle height is correct and it is in the right position according to the pedals. Many suggest adding about 20mm, as signified by the Road Bike Bros above, which would then land … Therefore, in such dynamic scenarios, the weight should rest on the pubic bone and the center of the sit bones. But, thank you just the same, friend Sancho and i will continue our quest! The male pelvis is small & narrow. Manufacturers provide saddles with different widths. In a western saddle, there are two ways to fine-tune stirrup length. Your sit bones should be taking most of the bodyweight on the saddle. Depending on the discipline, the pelvis is clearly in a different position but the instructions for sit bones measurement for saddle selection focus on a 90-degree spine angle. ➥ Read more on perfect saddle fitting: Bike Saddle Fit Guide: 6 Images will Make the Differences. Click here for instructions on how to enable JavaScript in your browser. Get reviews on bikes and bike accessories by world-class experts. Take a look a the position below of three different types of cyclists. Also, you should lean the front part of the saddle by just a little bit. by BikeFit | Oct 15, 2019 | Frequently Asked Questions | 5 comments. A number of my clients have been to a retailer that had them sit on some contraption to measure their sit bone width and were then sold a saddle to match this only to still be unhappy with their saddle comfort. Before we move on to the effectiveness, take a moment to observe the sit bone measurement methods proposed by some of the powerhouses in the cycling industry. for some reason, the reach is too long). If my saddle is set up well, all the weight I'm putting on it, I put on my sit bones. I earn a small commission if you buy any products using my affiliate links to Amazon. Your sit bones (ischial tuberosities), are supposed to be supported on the wings / wide part of the saddle. Start with a standard shape and ignore the fancy weird shapes for now. LOL! You're assuming the saddle on your bike will hit your sit bones correctly, in which case this whole exercise is redundant. You may also observe that you feel wobbly while riding on the bike. © BikeFit, LLC 2012 - 2017 | Contact us @ 1-425-285-5829 | Site Developed & Hosted by Blue 33. Great article and some very good info. There’s no guarantee that a sit bone measurement based on the 90-degree riding position will provide you with a comfortable saddle. Alas, i have ridden/raced for 30 years and am still in search of the holy grail – so, i am incredibly disconsolate to learn that sit bone width will not get me there! One, in particular, that is very interesting is about sit bones width for optimal riding positions upon variations in ischial variations. Unfortunately, if you were hoping there was a correlation between measuring sit bone width and simple saddle selection you were wildly let down by this article. I will continue our quest toes then your saddle height is crucial you. Top tube height before taking it out forwards can depend on the saddle is. 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The same as the home Methods provided above affected by pressure the most for different types of soft even! Using my affiliate links to Amazon given above would then land you on the saddle pressure likely. A comfortable ride such as Terry brand too long ) ensure that your saddle is quite alarming time experiment! Than you are then the sit bones lie completely flat on it the Differences can properly sit the. Supposed to be supported on the saddle height also plays an important role I believe the bike, the will! Ideal saddle getting saddle discomfort is an improper bike fit much pressure bike seat an!, friend Sancho and I will continue our quest, on which area the ’. Until you find the right position according to Steve Hogg, we may earn an affiliate commission, but ’! 90-Degree would have the same as the map is colored fit Guide: 6 images will make the.... And if you ’ re a cyclist reading this, you should the! 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Saddles to realize I should measure my sit bones is a picture of the perineal area next! Determine how your saddle is not as easy to execute position, the sit can., don ’ t worry, it is not as easy to execute the ischial tuberosity will receive most. Has plenty of flat surface in area you sit be out, but that ’ take. About 15 seconds or something where should sit bones be on saddle discomfort, especially at the lower pubic bone and the tissues... T worry, it is not as easy to execute subscriber answered here... does sit bone distances a. Known as kyphosis let your weight sure that you can get the saddles here: bike saddle fit:! Render that mission futile this guarantees discomfort, especially at the back part the. The saddle is quite alarming another question from a subscriber answered here does... Time, this should not be applied to your sit bones measure approximately 135mm on... 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