The Prostate Play Vibrator is the perfect way to make prostate massage fun and pleasurable. The bulbous end, combined with vibration, massages the prostate and teaches you to relax the muscles surrounding the gland. This vibrating anal plug features a flexible shaft that bends with the body's curves, an anchor base with a perineum massaging bulb, and a removable, waterproof 3 speed bullet vibe. Compatible with all Tantus vibrating bullets. Safe for your body: made from Tantus own unique formula of 100% ultra premium Silicone. Easy to clean: eco friendly, hypoallergenic, hygienic, boilable, bleachable and dishwasher safe. Diameter 1.1 inches, insertion length 4 inches.Weight 3.5 ounces.