Built with your boys in mind. The Room-Max Jock gives you room, volume, freedom and support. It's all your favorite things in one place. The Room-Max Jock is made of a hyper stretch microfiber and has a technical construction that gives you volume, freedom and a natural feel. The jock comes with both room and enhancement in the front pouch and a soft 1and a half-inch waistband that has the Gregg Homme logo stitched into it.