Ideal Size: The 80ml size is perfect for feeding, storing, and freezing small amounts of breast milk. This size helps to set proper expectations for initial milk production and keeps mothers motivated to pump. Compatibility: The containers are compatible with Medela breast pumps, allowing for seamless pumping, storing, and feeding using the same container. Leak-Proof Design: The containers feature screw-on lids, ensuring leak-proof storage for travel and freezing, providing peace of mind for mothers. Curved Bottom: The curved bottom minimizes the loss of breast milk during transfer to a syringe, ensuring efficient use and minimal wastage. Writable Panel: Each container has a panel for writing the name, date, and time, allowing for easy organization and tracking of stored breast milk. Reusable: The containers can be reused for single-patient use, following the cleaning and sanitization instructions provided in the breast pump kit instructions for use. Ready-to-Use: The containers are irradiated at the time of manufacturing, ensuring they are ready for immediate use without additional sterilization. Food Grade Plastic: Made with food-grade plastic, the containers are free from natural rubber latex, BPA, and DEHP, ensuring they are safe for storing breast milk. Overall, the Online Only Medela Breastmilk Storage Freezing Containers offer a convenient and reliable solution for storing and feeding breast milk, providing peace of mind and support for breastfeeding mothers.