A pack of 3 replacement sleeves. These RealFeel Sleeves are specially designed for the Kiiroo Onyx (1, 2 and+) masturbators. The sleeve offers a stimulating internal texture and promises an incredible and welcoming experience as you thrust into the warm entrance. Simply insert the replacement sleeve into your Kiiroo Onyx (1, 2 and+) and lock the Grip Clip. Then all you have to do is enjoy the soft RealFeel material that will encompass your penis.