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Published on Updated on Carlos Technical Aspects

How to choose a saddle for your bicycle

Choosing the right bicycle saddle is key to enjoying comfortable, fun cycling, but it can turn into real chaos given the sheer variety of shapes, styles and prices on the market.

In this detailed guide, I’m going to help you choose the best saddle for you — whether you’re a road, gravel or mountain bike rider, and whatever your gender — so you can find the saddle that fits your needs and riding style perfectly.

A comfortable saddle is crucial for any rider, regardless of their discipline, since you’ll be spending a lot of time sitting on it.

I’m going to look at the fundamentals of how a saddle works (or how it should work), why different disciplines call for different saddle shapes, why women’s saddles are different, and the overall anatomy and construction of a saddle.

I’ll also bust a few myths about saddles and give you tips for avoiding common mistakes in your search for comfort.

Finally, I’ll help you choose the best saddle for your bicycle, with guidance on how to work out the shape and size of saddle that best suits you and your riding style.

Why saddle fit matters

In cycling, few things are as personal as choosing a saddle: what’s perfect for one rider can be sheer torture for another, which is why, throughout my long experience with saddles, I’ve always come back to the same line — every backside is its own world.

Our body shapes and sizes don’t just influence what feels most comfortable — they also shape our riding style, our discipline and our level of flexibility.

With so many variables to weigh up, finding the right bicycle saddle can feel overwhelming, especially given the sheer number of models, sizes and shapes available.

The bicycle saddle doesn’t just provide support: it’s also one of the three crucial contact points on the bicycle and part of the cockpit, significantly affecting the overall quality of the ride.

Anti-prostate saddle with central channel

A well-fitted saddle should let you get the most out of your riding, whether that’s sustained power efforts, multi-day tours or trail rides. You should be able to do all of it without discomfort. Finding the right saddle can genuinely make you happy.

It’s a common belief that bicycle saddles are inherently uncomfortable, which unfortunately can lead some people to give up cycling altogether.

A proper saddle shouldn’t cause any discomfort — no numbness, pain, chafing or pinching. Just like a good pair of bib shorts, the best saddle for you is the one you don’t even notice is there.

If you’re relatively new to cycling, it’s worth bearing in mind that it can take a while to get used to sitting on a saddle for extended periods. Much like your first day at the gym, you may need to build up a degree of strength and endurance before you feel truly comfortable.

The good news is that once you’ve found the right saddle for you, your body will adapt quickly.

That said, if after the first few weeks you’re still experiencing pain in the saddle area, it may be worth looking for an alternative saddle.

How a saddle works — or should work

Just as when sitting on a chair, it’s the sit bones at the lowest point of the pelvis that bear the body’s weight, and these are crucial when it comes to saddle fit.

In the riding position, the perineal area in men and the pubic arch in women may also rest on the saddle.

While these areas can bear a small amount of weight, reducing pressure here is essential to avoid the numbness and pain that result from this region rich in nerves and blood vessels.

Sit bone width varies from person to person, and saddle makers therefore often produce models in a range of widths. What’s more, statistically speaking, women have wider hips than men, so on average they also have wider sit bones and require wider saddles.

If your saddle is too narrow, you may experience undue pressure on the sit bones or feel the irregularities of the saddle itself. If it’s too wide, you risk chafing.

Sit bone measurement diagram for saddle fit (Essax)

Source: www.essax.es

What are the differences between road, mountain and gravel saddles?

The variations between saddles for different disciplines relate primarily to riding position, which depends not only on the type of bicycle being used, but also on how it’s ridden.

A rider competing in a road race is very likely to adopt a much more aggressive position than a road rider tackling long distances, for example.

Different saddle types and shapes by discipline

Source: prologo.it

Beyond that, the rider’s position is linked to the hip angle, which affects how the pelvis interacts with the saddle and, consequently, determines the optimal shape.

For a faster pace and a more aerodynamic position, as in road riding and triathlons, flatter and longer saddles tend to be more effective.

Rider position on the saddle by discipline

In addition, mountain bike saddles may have further features such as tougher, more durable materials to withstand the wear and extreme conditions they’re subjected to.

When choosing a bicycle saddle, it’s important to consider the cycling discipline you practise and the corresponding riding position. It’s also essential to find a saddle that matches the width of the rider’s sit bones and is comfortable for extended periods in the saddle. With the right combination of shape, features and fit, you can achieve a comfortable, pain-free ride.

Visual comparison of several bicycle saddle models

What sets women’s saddles apart?

Although some women riders can be comfortable on unisex saddles (or vice versa!), many prefer women’s-specific saddles.

Women’s saddles have slightly different shapes, with central channels or cutouts, as well as different padding densities and zones, all tailored to female anatomy.

The aim is to support the sit bones and relieve pressure on the soft-tissue areas that need to be avoided.

Comparison of women's-specific saddles

Why do some saddles have a channel?

Cutouts or central channels in cycling saddles not only help relieve pressure on the soft tissues of the rider’s genital area, but can also reduce pressure on the perineal area (men) or the pubic arch (women).

As with other aspects of saddle setup, it may take a little trial and error to find a shape that feels comfortable for you.

Detail of the central channel on a saddle

The anatomy of a saddle — and what do I gain by spending more?

Saddles are generally made up of a shell, a layer of foam or gel, and a cover. However, the materials and quality vary widely from one model to another.

If you invest in a pricier saddle, you can expect a stiffer, lighter shell, a better-grade foam layer and a durable cover that conforms much more precisely to your anatomy.

Some saddles also incorporate features such as central channels, cutouts and shock-absorbing materials for added comfort and reduced vibration.

Shell

The saddle’s structure is built around the shell, or body, which is the rigid base that determines its shape and stiffness. It connects to the seatpost via the rails on the underside of the shell and the saddle clamp. The padding and cover layers sit on top of the shell.

Budget saddles are usually made from plastic or fibre-reinforced polymer, while pricier models tend to feature a carbon-fibre shell. It’s worth noting that the saddle’s shape will be the same regardless of the shell material.

The main advantage of a carbon shell is that it tends to be lighter and stronger than plastic or polymer ones. However, a carbon saddle can cost significantly more than a plastic or polymer one.

Internal shell of a bicycle saddle

Rails

The saddle rails connect the shell to the seatpost clamp. Steel-alloy rails are standard on more affordable saddles, while mid- and upper-range saddles tend to use manganese-alloy, titanium or carbon-fibre rails.

Rails are one of the main factors that determine a saddle’s price, and they can also bring a significant weight saving as you move up the price range.

It’s worth bearing in mind that saddles with carbon rails may not be compatible with every seatpost clamp, as the rails are oval rather than round in cross-section.

Rails of a bicycle saddle

Cover

The cover is the outermost layer of the saddle and the part the rider actually sits on. Saddle covers can be made from a range of materials, including the well-known genuine-leather Brooks saddles, though synthetic covers are more common.

It’s worth watching out for prominent seams and rough patches when choosing a saddle, as they can cause discomfort depending on where they sit, or even wear out cycling kit.

Outer cover of a bicycle saddle

Padding

Although thick, soft padding on a saddle may seem the best option for maximum comfort, during a ride it compresses and deforms around the rider’s anatomy, which can end up exerting pressure on soft-tissue areas.

To determine where to place the padding on a saddle, many makers use pressure maps. Padding materials can range from simple foam to gel or even memory foam. To provide support and relief where needed, many modern saddles are built with variable-density foam areas.

Some saddles, such as the Fizik Adaptive line and the Specialized Mirror, use 3D printing to create a polymer matrix that helps reduce pressure in very specific areas.

Most saddles will have some padding, but there are riders who even use bare carbon saddles. These are definitely not for everyone, but they highlight the importance of finding a saddle of the right size and shape.

Detail of the padding and cover of a saddle

Grooves, channels or cutouts

Many saddles on the market have central channels or cutouts to relieve pressure. As mentioned earlier, the idea behind this is to reduce pressure on soft tissue and improve blood flow. If you experience numbness while riding, a saddle with a central cutout or channel is something you should consider.

If you don’t experience numbness, can you use a saddle with a cutout? The answer is yes, plenty of people do. It really all depends on what’s most comfortable for you. However, be careful because for some people, a cutout can create pressure points near the edge of the channel.

If you often ride in muddy conditions, it’s worth considering a saddle shape without a full cutout because you’re more likely to end up with plenty of dirt exactly where you don’t want it. Some mountain-bike-specific saddles with cutouts are designed with a drainage channel to prevent this.

Which saddle is right for you?

There are many saddle models available on the market, and choosing the right one can be the deciding factor between fully enjoying your bike rides or, on the contrary, suffering discomfort and pain.

Below, I share some advice to help you choose the saddle that best suits your needs.

What’s your cycling discipline?

Even for the same person, saddle requirements can differ across disciplines: rarely will the saddle for a road bicycle be the same as the saddle for a mountain bike or a touring bike. Beyond that, not only will the discipline affect which saddle is best for you, but also your riding style.

Keeping this in mind will help you roughly determine which saddle shape to choose.

If you’re planning to race or you’re a rider who slides forward during efforts and rides ‘on the nose’, it would be best to go for a saddle with a flat profile and a wide, flat nose.

On the other hand, if you sit a little more upright on your bike and don’t move around much, something slightly wider with a curved profile may offer you more comfort.

An extreme example is saddles designed for time trials or triathlon. These let you take an aerodynamically optimal position without compromising power output, typically with a very flat profile and a stubby nose.

Types of bicycles and rider positions

Source: todogravel.com

What’s your anatomy like?

Since men and women have notable anatomical differences, many brands produce women’s-specific saddles to accommodate these differences. However, some women feel comfortable on men’s or unisex saddles, and the same is true for men on saddles designed for women.

Saddle width and shape

As mentioned earlier, the saddle is designed to support the sit bones and, since we’re all different, saddles come in different shapes and sizes.

Fortunately, almost every saddle brand has its own proprietary fitting system to help you find the right saddle within their range. This is typically used alongside methods for determining the width of your sit bones and your flexibility.

Most shops have a device to measure the distance between the sit bones in a non-intrusive way. It usually consists of a gel pad or memory foam that you sit on so your sit bones leave an impression that can then be measured.

If you can’t find a shop with these tools, you can also take this measurement at home using kitchen foil or corrugated cardboard:

Place the foil or cardboard on a padded chair and sit on it, then lift your feet to mimic your riding position. When you stand up, you should see two impressions left by your sit bones. Measure the distance between the centres of the impressions and add 25 to 30 mm to find the ideal saddle width.

Calculating the ideal saddle width from your sit bones

Can I try the saddle out?

Many shops offer a fleet of demo saddles that let you fit them to your bike and take a test ride. With some, as soon as you sit down you’ll know it’s not for you; with others, it’ll take a while to determine whether it’s a good match.

Things to watch for when trialling a saddle include numbness and any pressure on soft-tissue areas. You also shouldn’t feel the saddle digging into your perineum or the top of your thighs as you pedal. Ideally, the saddle should fit so well you don’t even notice it.

It’s best to spend at least an hour on the saddle, since your body needs time to adapt to the new seating position and for any discomfort to show itself. If you can spend longer, even better — it gives any issues more time to surface before you commit.

Some brands offer trial schemes where you can try the saddle for an extended period and return it if you’re not satisfied, while others offer a free saddle swap between models until you find the right one for you.

How much should I spend on a saddle?

The price of a saddle will mostly depend on the materials used. If you want a strong, lightweight carbon-fibre shell and rails, then it’ll come at a higher price. On the other hand, entry-level saddles with polymer covers and alloy rails can be very reasonably priced, and the weight difference won’t add up to much in the context of a complete bicycle. Other features, such as a cut-out or channels, tend to add a layer of complexity to production, so the price will likely reflect that.

What can I do to make my saddle more comfortable?

Although a gel-padded saddle cover might seem like a good idea to make your saddle more comfortable, it’s likely to have the opposite effect. The thick gel padding can compress beneath you over the course of the ride and end up more uncomfortable for the sit bones and soft tissue.

Moving the saddle forwards or backwards on the rails (within the safety limits shown) will affect the reach to the bars and your position over the bottom bracket and pedals. Most people find a level saddle comfortable, though some benefit from a tilt where the nose points slightly downwards. Too much tilt, however, can put pressure on the wrists and hands at the bars. It’s important to make sure the saddle height has been set correctly.

Adjusting the saddle on its rails

A professional bike fitting is a great idea to dial in your position on the bike, which includes finding the best saddle shape, size and position for you. Also, don’t underestimate the value of a good pair of quality bib shorts and even some chamois cream for longer rides.

Ultimately, remember that your saddle should be fully comfortable for hours on end. By experimenting with different models and positions and measuring the width of your sit bones, you’re sure to find the perfect combination for you.

  • #saddle
  • #ergonomics
  • #components
  • #bikefitting
  • #comfort
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