The power and pleasure of innovative pleasure from SnailVibe, now for penises too! Just like its predecessor designed for vulvas, the SnailVibe EVO uses Sychro-stimulation to provide continuous contact and stimulation for the head of your penis while it slides over and vibrates against your shaft. The snail shell uncurls during thrusting for continuous penis head contact and incredible sensation. 2 powerful motors offer synchronized, multi-speed vibrations and the ergonomic design ensures this toy feels good all over. The EVO is quiet and waterproof so you can take it with you anywhere in it's protective case. EVO stands for Extraordinary Vibrant Orgasms - feel for yourself and decide if they (S)nailed it with this stroker.