Nipple Play Silicone Advanced Nipple Suckers Black. 2 soft, pliable Silicone nipple suckers for intense arousal. Soft and squeezable with flanged base for extra suction. Advanced bulb design for increased sensitivity. Safe and pure for body and pleasure made using phthalate free materials Silicone. Bulk weight 0.9 ounce. 2.25 inches by 1.5 inches. Unisex.