Doobie 420 Butt Plugs Set Of 3 from Maia Toys. 100% medical grade Silicone. Waterproof and submersible non-vibrating. Contoured for safe insertion and easy removal. Rimmed to prevent over insertion. Followed by pot leaves. Classic style large butt plug 5 inches, medium butt plug and small butt plug 3 inches. Always use water based personal lubricant with these butt plugs. Never silicone based. Doobies Pot Leaf Anal Trainer Kit start small, move to medium is a bubble style graduated shaft finish with large butt plug. Made using body safe, phthalate free Silicone. Only use a water based personal lubricant with these butt plugs. Always clean before and after use.