The new Jack Adams Ranger 3.0 Jockstrap takes the traditional jock to the next level with innovation, quality construction and style. You will love the thick supportive pouch made of extremely soft knitted material with durable heavy stitching. Unlike other jock straps, the Jack Adams Ranger 3.0 Jockstrap also features a fly front for easy access. Made of 70 percent Polyester, 15 percent cotton and 15 percent rubber. Jack Adams Ranger 3.0 Jock Strap. Black/Gold. Men size medium. Waist 30 inches to 32 inches.