These simple, effective nipple suckers allow you to have a little fun with your boy toy partner. When you place the nipple suckers over the nipples and squeeze the valve, they provide a slight vacuum sensation. You can release the bulb and the nipple suckers will stay in place. As small, discreet toys they are ideal for on-the-go pleasures. You get a pair of nipple suckers. They measure 2" in height and 1.25" in diameter. They are made of rubber.