Mens MTB Shorts

Fits That Work With Knee Pads

If you're running hard-shell or soft knee guards, the cut around the knee matters more than most riders realise until they've had a pad slip or bunch mid ride. Look for a slightly longer inseam and a drop-tail hem, which is just a fancy way of saying the back of the leg sits a touch lower than the front. It stops the short riding up over the top of your pad on a big compression, and keeps a strip of skin from getting exposed between the pad and the hem.

O'Neal's Matrix Chamois Shorts are a good example of this done well, combining a form-fitting cut with a padded chamois for comfortable cushioning and moisture-wicking fabric that helps keep you dry. The elasticated waistband and leg grippers keep everything securely in place, whether you're putting in long road kilometres or heading off-road. 

Built From Tougher Stuff Than Your Gym Shorts

A crash on singletrack usually means contact with dirt, gravel or the odd bit of overgrown scrub, and standard activewear fabric won't hold up to it for long. Our range leans on ripstop nylon and reinforced panelling through the seat and outer thigh, the two spots that cop the most contact in a slide.

You'll find this build quality across the brands we stock, including Fox Racing, O'Neal, Giro and Leatt, each with their own take on weight, cut and price point. Fox's Ranger and Ranger Lite men’s mountain bike shorts sit at the more accessible end of the range, O'Neal's Tobanga is a solid all rounder, and Leatt's Trail 1.0 keeps things lightweight for warmer days. If you're chasing a specific brand or style we don't have on the shelf, our team can usually get it in.

Waist Adjusters and Getting a Snug Fit

A loose waistband is one of the more annoying things about a mediocre pair of men’s mountain bike shorts, since nobody wants to be hitching their shorts up mid descent. Most of the shorts we stock use low-profile hook-and-loop adjusters built into the sides of the waistband, which let you take the fit in or let it out slightly without needing a separate belt. It's a small detail, but it's the difference between a short that fits properly between two sizes and one that's either baggy or too tight.

Stretch, Airflow and Where Your Pockets Sit

Good men’s mountain bike shorts move with you rather than against you, which comes down to four-way stretch fabric through the seat and hips. Mesh panels are common too, usually positioned behind the knee or along the inner thigh where airflow makes the biggest difference on a hot climb.

Pocket placement is worth a second look before you buy. Zippered cargo pockets sitting flat against the outer thigh keep a multi tool or phone from bouncing around or shifting your weight mid corner, which matters more on technical terrain than it might sound.

Understanding the Padding in Your Liner

Not all chamois pads are built the same. A basic commuter pad uses a single-density foam that's fine for shorter, upright rides, but multi-density chamois pads found in most proper MTB liners vary the thickness across the pad, adding extra cushioning under the sit bones specifically. That matters most on longer climbs where you're seated for extended stretches, rather than the descents themselves where you're mostly standing on the pedals anyway.

Washing Men’s Mountain Bike Shorts the Right Way

Wash MTB shorts cold, either by hand or on a gentle machine cycle, and skip the fabric softener altogether since it coats the fibres and kills the stretch over time. Many of our shorts use a DWR coating on the outer fabric to shrug off light rain and mud, and high heat is the fastest way to break that coating down, so avoid the tumble dryer and let them air dry instead. This is general care advice, so always check the specific wash label on your shorts for anything brand specific.

Complete Your Cycling Setup

Pair your men’s mountain bike shorts with a decent set of MTB gloves and you've got the basics of a proper trail kit sorted. For cooler mornings, take a look at our men's cycling jackets, and don't head out without checking our bike helmets range if yours is getting on a bit. If you're still shopping for the bike itself, our mountain bikes collection is a good place to start.