Women Nipple Cover | Breathable | Stick-On | Invisible Coverage | Sweat & Waterproof | 6 Hours Wear | Reusable | Pack Of 2Adiras nipple covers for women give you clean, invisible coverage so you can dress with confidence. They offer a strong hold and stay securely in place for up to 6 hours. With a sweat and waterproof design and micro holes for breathability, they remain comfortable all day. Made from soft, skin friendly silicone material, these nipple covers feel gentle and comfortable on your skin. They sit smoothly under your clothes and stay completely invisible.