By the time these plugs are done, you're prostate will be glowing with pleasure as bright as the plugs themselves. The Ouch! Glow-in-the-dark Prostate Training Kit is functional and fun, with 3 plugs that graduate in size so you can enjoy anal and prostate stimulation whether you're a beginner or an expert. Each plug is ergonomically curved to provide optimal prostate stimulation and has a looped handle for safety and easy retrieval. Expose these smooth silicone plugs to light before use and watch them glow up, ready to have you glowing with pleasure in no time!