The Endura Single Track Lite Shorts are built for the modern mountain biker who wants to ride in comfort even when the weather gets warmer. Made from a lightweight 4-way stretch nylon fabric that is tough and breathes easy with the perforated thigh vents. The water-proof finish is a nice touch and helps fend off any rain or splashes from puddles. The waistband is designed to wick away moisture and still give you the perfect fit with the Velcro adjusters. They also come with helpful zippered hand pockets and a rear security pocket for your essentials. So really these shorts have everything you need to rip it up on the trails" with a rugged yet comfortable design with classic mountain bike style.