Nasstoys of New York Ram Anal Trainer #1 Flesh Probe 100% Silicone. Strong retrieval ring. Waterproof, non-vibrating probe. Body safe Phthalates free, RoHS compliant materials Silicone. Length 5.5 inches by 4.125 inches Depth, 4 inches insertable. Always clean and disinfect after use. Warm water and soap or good quality lubes and cleaners.