Milk Storage Bag (50 count)Our bags come pre sterilized and meet the highest standards in breastmilk storage. They are virtually leakproof, recyclable, oxo biodegradable, BPA free, and tamper evident. A handy zip pouch allows one at a time dispensing. While no storage bag is 100% leakproof, Honeysuckle's industry leading design and strict quality control ensures you of a virtually leak proof experience, bag after bag after bag. To be doubly safe, each packet comes with ResQ Bag