On Running do just the thing. Their Hybrid Shorts. A running short with tight inner shorts and “normal” outer shorts. The Sizing Generally speaking, you’ll find that the shorter the shorts, the more they’re geared towards speed/performance,” says Knight. So if you’re looking to spend your time sprinting up and down hills, go higher up the thigh. If you prefer the occasional 5k, consider a pair of shorts that sit a little lower on the thigh that will also serve you well in the gym. What’s the best material for a pair of men’s running shorts? For more fashion, grooming and technology releases delivered straight to your inbox, sign up for our GQ Recommends newsletter. Shop GQ’s edit of the best running shorts for men below…

Both Fair Trade certified and made from 100 per cent recycled polyester, Patagonia's Strider Pro shorts are feelgood in every sense of the word.I bought the On Cloudventures as I couldn’t find any other trail shoes I liked. The Cloudventures fitted the bill – lightish weight, good soles and waterproof. The materials are described as “Four-way stretch polyamide/elastane. Tear-proof outer material and Italian stretch fabric at the waist”. One of On Running’s things is that their gear is lightweight and these shorts are definitely that. Lightweight but they don’t flap around. Very comfortable.