Anal Training Kit comes with 3 sizes of butt plugs: small, medium and large. Great for getting acquainted with anal play. Flared so the plug stays securely inserted. Peace of mind. Made of body safe satin Smooth Silicone. Contains no synthetic fragrance, phthalate or latex. It meets or exceeds International Product Safety Standards. It is your body be mindful of what you put in it. Butt plug lengths: small 2.8 inches, medium 4.3 inches, large 5.2 inches.