Do you want your balls to hang low? Do you like good ball tug? Well if you do the Bullballs from Oxballs is the ball stretcher for you. Blueballs is our blue Bullballs Ball Stretcher thats made from silicone which warms with the skin and stretchers for a great fit. Give your nuts a good tugging with a ball stretcher that looks and feels right! Oxballs Bullballs can be worn for long periods as we know it takes time to stretch those balls.