Silicone Tri-Snap Ball Spreader Black from California Exotic Novelties. Bulk weight 1.4 ounces. 1.25 inches inner ring diameter, 8.5 inches by 1 inch scrotum ring. Stretchy and comfortable Silicone erection enhancer. Soft and smooth, thick and durable. Fully adjustable, three snap design. Heavy duty, nickel free hardware. Added scrotum strap for support and stamina. Testicular separation strap for enhanced stimulation. Materials: Silicone ball spreader enhancer, Nickel free Iron rivets, snaps