Heighten your sensual experience with a set of premium silicone nipple suckers Place each one against your nipples and squeeze the textured bulb to pump, creating suction. As blood flow to the area is increased, you will experience greater sensitivity in your nipples. Use these suckers on your own during masturbation, during foreplay with a partner, or even wear them during intercourse. Explore your own pleasure Measurements: 2.7 inches in length, 2.25 inches in width. Material: Silicone. Color: Purple.