These must-have man toys are designed with superior materials and production thus increasing both comfort and lifespan. The powerful and iconic Boneyard-branded design has a sleek soft touch silicone finish and features a superior and durable stretch. The medical grade 100% silicone snap rings come with 3 snaps on one end and 2 on the other giving the wearer 4 sizing options to find the correct size. Keeps you Hard Longer and Stronger 3 Snap Sizing SlotsXtreme Durability 100% Soft Touch Silicone 3 X Stretch This product is safe with all lubricants. completely hypoallergenic. non-irritating and compatible with sensitive skin.