Nasstoys Enhancer Silicone Cockties are a best-selling classic favorite! These very stretchy rings are fully adjustable by sliding the round ball up or down, allowing the user to adjust to the perfect fit! andnbsp;The hollow interior disperses the pressure for comfort and helps the ball from sliding so the ring stays in place! andnbsp;One black and one red come in each clam-shelled pack. andnbsp;Clean with toy cleaner before and after each use. 100% siliconeThe hardest erection you`ve ever hadPhthalates freeWaterproofMaterial: Silicone and General Purpose PolystireneSize: Length - 5, Width - 5