1SELF-STANDING AND SPOUT DESIGNelf-Standing design stand or lay flat for compact storage saving your space easy to put the breast milk storage bag into the milk warmer The design of the spout is convenient for you to pour out your breast milk avoiding the opening from being oversized and causing waste2SAFETY AND FITS ALL ADAPTERS30 COUNT AND BPA- FREE BPS-FREE, Special processing can prevent damaging breast milk at the source ensure the safety and hygiene of the milk storage bag and protect the health of each baby The opening size of this breast milk storage bag is designed after several measurements suitable for all adapters and make you more comfortable when you use the breast pump to store milk3DOUBLE ZIPPER SEAL AND DOUBLE SCALEThis breastmilk storage bags are built super strong with a double zipper seal can keep air out and prevent leakage Reinforced double sealed side seams for ultimate protection Dual scales allow you to control the amount of milk stored in each bag which will both feed your baby and avoid waste4EASY WRITE-ON LABEL AND THICKThe thickened design allows the milk storage bag to withstand huge pressure without breaking It is not only resistant to high temperatures but also heat You could use a warmer to heat the milk storage bag which is convenient safe and saves time The milk storage bag is made of special material easy to write you could record the date and weight of milk stored in time always keep the breast milk fresh and give your baby the best breast milkSpecification: Material: PEPacking list: 30 * Breastmilk Storage Bags\