[SKIN-FRIENDLY & COMFORTABLE SILICONE]— Biological gel material, lightweight ,breathable, and comfortable, giving a good care of your nipple, won’t do any harm to your delicate skin. And it is waterproof and sweat-proof.[SELF-ADHESIVE]— Our Nipple adopts the Biological gel material, it is self-adhesive, guaranteeing a secure fit all-day long.[REDUCE THE BONDAGE OF YOUR CHEST]— Avoid long-term wearing a steel tower type bra, which causing poor blood circulation and veins, reduce the bondage of the chest, at the same time avoiding the embarrass of nipple exposure. Our Nipple Covers are so comfortable you will forget you have them on, giving you that natural feeling![INVISIBLE & REUSABLE] —Body-fitted design, Seamless and invisible, Strapless. After each use, simply hand wash the nipple concealers under warm water with a mild soap and let air dry face down. Once dry, self-adhesive properties are restored and can be reused 50 times or more.[NATURAL SHAPE]—Our nipple concealers are made to be thin enough to blend seemlessly with skin, but thick enough to cover your nipples. Natural smooth radian like ultra-smooth appearance, it can better suit for your breast. Fit perfectly under bralettes, crop tops,tight T-shirts, swimwear, backless, or strapless clothes, Gowns!