Boots Baby Breastmilk Storage Bags 40 Bags Pre-sterilised and BPA-Free easy seal bag, specially designed for the storage of expressed breastmilk with double zipper seal to prevent leakage. Storing direction: – Wash hands before use. – Record date, time and other details on bag. – Tear and open bag, pour freshy expressed breastmilk into bag, not exceeding 7oz or 200ml due to liquids expanding when frozen. Squeeze excess air out of bag before sealing. – Refrigerate or freeze breastmilk bag in an upright position, lowest temperature at -18?C. Storage guideline: – Breastmilk can be stored in the fridge (at 4C or lower) for up to 4 days and in the deep freeze (at -18?C or colder) for up to 6 months*. *Recommendation from the Human Milk Storage Guidelines by The Centers for Disease Control and Prevention (CDC), USA. Thawing direction: – If frozen, allow to thaw overnight in refrigerator or place in warm water (avoid hot water). – When breastmilk is warmed through, unseal bag or cut off the top cornor with a clean pair of scissors before pouring into sterilised feeding bottle. – It is normal for breastmilk to seperate, swirl gently to blend.