Penis Plug Hollow Ribbed Urethral DilatorEnhance your urethral play with this hollow dilator. Made from completely rigid metal and ribbed for intense internal satisfaction, this sound's hollow design lets fluid pass through unimpeded, letting you play for as long as you like without removal. To use, generously lube yourself and the urethral dilator with sterile lubricant and then allow the tip of the dilator to insert itself. You won't need to push gravity will pull the dilator inside,