Platinum cured medical grade silicone is the ideal material for an anal chain. Ultra hygienic, non-porous silicone is easy to clean. Can be boiled or placed on top rack of dishwasher. Flexible but firm graduated design for maximum comfort. Each ringed bead delivers extra sensation as it moves in or out. Two-finger handle for a simple, no slip grip. Silicone can be frozen for sexy chills or microwaved in 3 second intervals for hot thrills. Waterproof and phthalate free.