Jock Strap Rave Legstrap BREEDWELL. Ultra soft perforated mesh jockstrap. Elastic waistband with brand name and silicone arrows. The straps at the back are removable with a clip and light up with LED lighting. Make your choice with the 9 colors. Three scrolling, rainbow and color changing animation modes. This new technology has a long-lasting battery that will allow you to light up at night for up to eight to ten hours. 80% Nylon, 20% Elastane