There are plenty of reasons to buy this short but the two biggies are the stretch fabric that wicks moisture. You can bend, stoop, stretch, even bike in sweat-free comfort. It's also got a cell phone pocket on the right leg. No wonder this short's an all-star favorite with customers. Shorts features: flex fabric for ease of movement, resists wrinkling, moisture wicking fabric and handy multi-use pocket for phone, keys and more. Material: Polyester, Cotton.