The Perfect Deep throat cup is lined with a complex system of textures which give a gripping performance on your penis. The cup's pinched shaped and distinctive valves create near vacuum pressure this is what gives this masturbator its incredible tightness and suction. A small hole at the far end of the tube allows the user to control the amount of pressure he wants to feel inside the tube. The taut ripples provided by the texture give the Deep throat cup a sexy slurping sound that will remind you of a real oral sex experience. According to the manufacturer, this item is able to be disposed of after use if desired. The internal materials can also be carefully removed and rinsed for extended use.