Feature: 1. Made of food grade liquid silicone material, soft and not deformed, BPA free, non‑toxic and harmless to the human body. 2. Helps extend the nipples and realize easy feeding for mothers with flat, small, inverted, and oversized nipples. 3. Fit different breast curves, continuous traction, firm and not easy to slip off, meeting different demands. 4. One‑piece nipple protection cover, can withstand high temperature cleaning at 120 degrees Celsius, easy to clean. 5. Comes with a storage box, anti‑loss storage, hygienic and convenient. Round breast milk outlet hole design, easy to control breast milk flow rate, making baby's breastfeeding smoother. Specification: Item Type: Nipple Shield Material: Silicone Quantity: 2pcs Size: Approx.70 x 35mm / 2.8 x 1.4in Instructions: Clean breasts with a hot towel Drip a little breast milk into the protective cover Put the round mouth of the protective cover up on the breast Press lightly with your hands firmly, and you can breastfeed . Package List: 2 x Nipple Shield 1 x Storage Box Note: 1. The nipple shield is heat‑resistant and can be sterilized with steam or boiling water before use.2. It is recommended to change the nipple cover within 2‑3 months to maintain health and hygiene.3. When breastfeeding, give your baby teeth like biting the nipple. If part of the nipple is broken and damaged, it should be replaced with a new one immediately.