Boners Liquid Silicone Ball Splitter Gray from EDC. This silicone ball splitter from the Boners collection makes sure your manly shapes are ready for action at any moment. The ball splitter pushes the penis forward, pulls the balls down and spreads the testicles. This provides a unique and provocative look and offers a pleasant sensation. The sex toy is completely made of soft and stretchy material that perfectly wraps around your most sensitive body parts. Size 2.7 inches by 1.4 inches. Video.