Merino Wool Men's Shorts

Find the best running shorts for any activity. From trail runs to marathons, we've rounded up our favorites, based on input from REI Co-op staff.

Our staff weighed in on their favorite bike shorts from Pearl iZumi, Outdoor Research, Terry and Rapha.

Our guide to gear and clothing will get you up and running (and swimming and biking) for your next triathlon.

Learn about clothes that can help you hike more comfortably, and get strategies for cutting the weight and bulk of clothing in your pack.

Learn which clothes to bring backpacking in order to keep your pack light while making sure you'll have everything you need.

Learn how to compare fabrics and choose travel clothing that dries fast, resists wrinkles and provides sun, rain or insect protection.