Unique temperature markers monitor changes in breast milk temperature at any time, helping mothers easily determine whether the milk is at a suitable drinking temperature and providing a scientific feeding for babies. Safe ensuring the of breast milk during storage and use, protecting the health of babies. The well-designed sealing structure effectively prevents leakage and air from entering, maintaining the freshness and nutrition of breast milk, ensuring maternal love. Large capacity design, each milk storage bag has a capacity of 250ML, suitable for different stage of breastfeeding needs, easy to store and carry. Single time use design, eliminating troubles, simple and easy to use. It can be directly refrigerated, suitable for long-term storage, making breast milk preservation easier and more efficient.