Go braless with total confidence. The newest 4 inches reusable round nipple covers are crafted from matte silicone for ultra-thin, invisible coverage that blends seamlessly with your skin. Designed for all-day comfort, they feature skin-safe German Medical Grade Adhesive that stays put through heat, sweat, and everything in between. Waterproof, sweatproof, and reusable up to 100 times with proper care, these nipple covers are as sustainable as they are reliable.