Pretty Love Prostate Massager Black has a unique tickling feature with 4 functions for tickle vibrations. The massager is designed for anal play with 7 function vibrations that is sure to stimulate and entice. This waterproof massager is made of Silicone. USB rechargeable. 30 mm x 127 mm e or approximately 1.18 inches by 5 inches. 1 year manufacturer warranty.