The features about this Anal Plug Training Set: Rigid narrow flared base suitable for long-term wearing. Flexible and thin neck for locking inside allowing your muscles to wrap around and hold. Stimulates your perineum during wear for double the pleasure The toy come with beaded shaft offering you a more comfortable sex experience. Tapered tip for easy insertion. 3 different sizes meet your various of needs. The narrow flared base can be used as a handle easier to hold and grip. Made of body safe silicone material which is silky smooth non-porous and phthalate-free. Waterproof completely fun in bath and shower. Reusable Storage Bag for easy storing. Graduated tapered shape for easy insertion