These shorts are made from nylon and designed to fit your body without limiting motion. The waistband has stretch to it and also comes with a drawcord to create a snug fit that won't let up while you run. Finished with a PFC-free durable water repellent treatment, these shorts can stand up to light rain showers. The breathable fabric effectively wicks away sweat to keep you feeling fresh as you pick up the pace. A back pocket with a zip lets you stash keys or credit cards safely with the peace of mind they will stay there. Whether you're out for an after-work jog or an all-day trail run in the mountains, the men's Shadow Bermuda shorts stay put every step of the way.