Best Breathable Running Shorts Men in 2026: Our Expert Pick After Deep Research

I ran a summer 5K in an old pair of gym shorts that were basically cotton sponges by the second mile, and I spent the whole rest of the race feeling like I was wearing a wet towel. My running buddy, who somehow always looks fresh at the finish line, told me it's entirely a shorts problem and not a fitness problem, which was humbling. We ended up comparing a few breathable options after the race, mostly based on which ones actually had real zipper pockets for a key and phone. I picked these up before my next long run and noticed the difference almost immediately — no more soaked waistband, no more chafing at mile three. The zipper pockets turned out to be a genuine upgrade too, since I stopped losing my house key mid-run. I've since converted two other people in my running group who made fun of me for the cotton-shorts incident.