Size8cm/3.15inch, suitable for cup sizes AA to BHypoallergenic & Skin-Safe Protection: Our medical-grade silicone covers feature an adhesive-free center to protect your nipples and areolas, while the medical-grade perimeter adhesive ensures a secure grip for sensitive skin. the creative design is a perfect solution for all-day wear without discomfortReusable Nipple Covers for Women: Enjoy 30+ uses with eco-friendly care. Gently hand wash the surface with water under 30C and air dry to maintain strong adhesion. This reusable option generates 73% less waste compared to disposable alternatives.Hygienic and Compact Storage for On-the-Go: Equipped with a travel-sized 4" x 4" storage case, it protects the nipple covers, extends their lifespan, and provides convenient storageespecially suitable for travelers. Bonus tip: Use the case for jewelry storage during trips!Sweatproof 12-Hours Security: Advanced edge grip technology keeps the seamless nipple covers firmly in place, eliminating slips and peeling. The waterproof adhesive ensures all-day security during workouts, yoga, pool parties, or dance events.Ultra-Thin & Invisible Natural Coverage: The 2mm gradual edge design molds perfectly to the skin, creating a seamless, no-show look under backless dresses, bridesmaid gowns, and swimsuits. our cakes body nipple cover offers the ultimate in comfort and discretion, making you feel like youre wearing nothing