Looking for an exhilarating experience.. Let the new Addiction Glow in the Dark Silicone Sleeve be your new favorite obsession. Addiction sleeve features 100 percent body-safe silicone and the option to reverse for a new textured sensation for an amazing 2 in 1. Control the level of tightness per stroke with loosening or tightening your grip. The design of textures optimizes the cleaning and drying speed without reducing the amazing sensations you feel. Activate by exposing to light for at least 30 seconds and turn the lights off to have an intense visual of being stroked.