Designed to make breast milk storage as simple as possible, the easy-pour spout creates a no-mess experience. Easily transfer milk from the bottle to the bag, seal with the leak-proof double zipper lock, then label and store in your fridge or freezer. No spills. No hassle. Features: • Compatible with Any Brand Bottle • Stores 8 oz. of Milk • Easy-Pour Spout Design • Leak-Proof Double Zipper Lock • Write-On Label • Easy-to-Read Measurement Markings • Lay Flat for Compact Freezer Storage • Flat Bottom for Self-Standing Refrigerator Storage • BPA-Free • Freezer Safe