SOFT COMFORTABLE MATERIAL Made of Durable, Soft and Grade A silicone material, no burden to sensitive skincomfortable. GREAT EFFECT- Offers painless and gentle pull on inverted or flat nipples . Helps your baby latch onto your breast easily by drawing out your inverted nipples. EASY TO USE- Simply squeeze the top and place over the nipple prior to breastfeeding. Not only can utilize negative pressure to drag and pull nipples, but also can be adaptable to different using angles, and is convenient in use. Hot water washing ALL DAY COMFORT- Help with inverted or flat nipples. The size is similar to nipples and can be easy concealing under the bra and other clothes after wearing, without affecting appearance. Please make sure you lubricate your nipples before use it. WHAT YOU GET - 2 PCS Nipple Corrector