The Fuze - Ultra Dildo is made of the Fuze 10 ultimate medical grade silicone giving it a wonderful flexibility, with just the right amount of "squeeze-ability." With the amazing realistic detail of the Fuze - Ultra Dildo, the path of every vein can be traced and every muscle seen beneath the skin. The secret of the Fuze dildos is the unique, ergonomic, ridged base; essentially creating two toys in one! The Fuze - Ultra Dildo is vibe compatible. Add a bullet vibe to share vibrations between both users along the shaft to the stimulating pad of the harness wearer.  Vibe not included. Dimensions:  6" insertable length x 1.5” diameter Care Instructions: FUZE silicone is easy to clean, simply using soap and warm water. Materials: Medical Grade Silicone (phthalate-free, hypoallergenic and perfect for people with latex allergies, hypoallergenic and perfect for people with latex allergies). *We recommend this model with our 1.5" O-ring diameter harnesses and a neoprene stabilizer. See harness features for O-ring sizes.