Part ball stretcher and part ball weight, the Bull Bag is two scrotum toys in one! Simply stretch and gently release the opening at the top of the Bull Bag all over your scrotum and you're ready to go. The Bull Bag provides an incredibly pleasing .75″ stretch and pull for that extra overload hanging right between your legs. The Bull Bag also works to give your package that extra big bulge under your favorite jeans. Made of PR Blend, a perfect blend of silicone and TPR with an incredible stretch factor. Safe with water-based lubricants. From Perfect Fit.