【Product Overview】 This "Breast Milk Storage Bottle Cap" is a high-quality product from Pigeon. It is designed to safely store breast milk and is ideal for use in the refrigerator. 【Features】 - Easy-to-handle design allows for quick storage of breast milk. - Specifically designed for refrigerator storage, it effectively preserves the nutrients in breast milk. 【How to Use】 - Attach to a baby bottle for use. It can be stored in the refrigerator, providing peace of mind. Used a few times. It was convenient for storing expressed breast milk in the refrigerator.