Built with UPF 50 stretch fabric for all-day comfort and performance on and off the trail. An ultra-comfortable stretch short that’s built for the long haul, our Dynama™ Short combines a flattering, athletic fit with UPF 50 sun protection, anti-odor, and a water-repellent PFC-free DWR finish—ideal for daily motion in or out of the backcountry. When you’ve got long days of exploring long stretches of trail ahead, these are the shorts you’ll reach for over and over again.