This is a 100% silicone, hypoallergenic, no smell, no taste, one size fits most cock gag. Remove the Velcro adjustable leather strap and the 2.5 inches long by 1.5 inches wide. Fantasy cock gag is bleachable, dishwasher safe. Can even be boiled! Always use water based lubricant, never silicone. Made using phthalate free, non-toxic materials Silicone gag, leather harness.