Material: PU Leather, silicone, soft, smooth and comfortable to wear and won't cause damage to your skin. Size: as picture show. The quality of the craft, accord with human body engineering. Secret package. Attractive and hot for drawing attention from your lover, gift for the lover, special holidays and cosplay. The medical grade silicone stick is smooth but firm with a slightly pliable texture to bite down on, making sure your bite is hypoallergenic, odorless and tasteless. Great for cosplay and play game, games in night club, bedroom,etc. Perfect for formal & casual occasions.