This prostate massager is made from smooth black skin safe material the unique shape of this prostate massager is designed to slip comfortably into the anus to tease the prostate while the rounded end with integrated ball bearing rubs deliciously against the perineum. Redesigned to enhance prostate play with a brand new angle of entry, this massager takes all the best bits of their top quality male toys and combines them for a new take on prostate stimulation. This massager allows for easier prostate stimulation and slips neatly into the anus while the external tip massages the perineum with a smooth roller ball. An easy-grip handle allows for complete control and the exact penetration experience you desire.-Silicone, 7-functions of vibration, 4 functions of ticking, USB rechargeable, waterproof