Length: 5.1"(13cm), Diameter: 2.4"(6cm). Made from medical grade TPR silicone, this Masturbator is hypoallergenic and nonporous, soft, smooth but durable. Made from medical grade TPR silicone, this Masturbator is odorless, hypoallergenic, soft and smooth but durable. Perfect combination of ribbed and tickler chambers which ergonomic designed to simulate your penis and maximize the sexual pleasure. Realistic tightness feeling just like a real human. The open end makes it easy for you to clean the internal canal. Also, with its clear body, you and your partner can watch the throbbing erection.