Safe for collection, feeding, refrigeration, and/or freezing of breastmilk.nCompatible with all Medela breastpumps for pumping directly into the container.nSpecial FDA gradeBisphenol-A (BPA) free plastic, designed to retain breastmilk beneficial propertiesnBulk pack of 24 containers for easy storage in freezer or fridge.nFor collection, refrigeration and/or freezing. Guaranteed sterile u0026 ready-to-use. Works with all Medela breast pumps for pumping directly into the container. Special FDA grade plastic designed to retain breast milk's beneficial properties *All Medela bottles u0026 breast pump kits are 100% Bisphenol-A (BPA) Free.