100 percent platinum cured medical grade siliconeSilicone can be boiled, frozen, micro waved or placed on the top rack of the dishwasherOpening can be used to hold 5 speed bullet or as a finger grip4 insertable inch 10 cm thick shaft with curved tip hits P SpotPush 4 Play single speed bulletSilicones soft texture becomes slick when lubricatedSilicone is durable, nonporous, hygienic and can last a lifetimeWaterproofPhthalate free