【🍼Safety & Pre Sterilized】Breast milk storage bags are BPA BPS free food-grade material that has been disinfected for immediate use. 100 counts of 7oz Breastmilk storage bags are designed for fast freezing and thawing to protect precious breastmilk vitamins and nutrients and saving time when preparing breast milk for your baby. | 【🍼100% Leakproof】The reinforced seams and enhanced dual-track zipper lock on the top of breastfeeding storage container bags make it ideal for storing & freezing breast milk.The opening size of large capacity pre-sterilized breast milk storage bags is suitable for all adapters and it can keep upright with 1/4 milk volume , reducing the storage space of the refrigerator | 【🍼Convenient Pour Spout】Breast milk storage bags with a pour spout on the left side for easier transfers to nursing bottles to prevent precious breast milk leaks or escape and avoid secondary pollution | 【🍼Accurate Capacity Scale Line & Label Marked】Our breastmilk storage bag has an accurate scale that allows you to control the amount of milk clearly, which will both feed a baby and avoid waste. Holds up to 7 oz of breast milk, a perfect amount for your baby. Before you put the breastmilk into the bag, you can label the date, the volume, and the name of your babies on the breastmilk container, it is much easier for moms to check at any time and ensure the freshness of breast milk | 【🍼Tips】These Breast Milk Storage Bags have been hygienically pre-sealed with durable material and double-zipper protection to prevent leaking which can safely store breastmilk in the freezer, fridge, or outdoors. Do not reuse them and warm the bags over a gentle heat of 104°F-122°F. Any more problems, contact our 24/7 email support.