V-Coool Wave Reusable Ice Pack designed for moms on the go.
Features :
V-Coool Reusable Ice Pack is ideal for breastmilk storage, which makes a great helper for moms-on-the-go. V-Coool Reusable Ice Pack For Breastmilk Storage
It keeps breastmilk safely chilled for up to 12 hours or more when used with V-Coool cooler bags or other cooler bags or boxes of equal quality. You may need approximately 3 icepacks to achieve this optimum result. 
Non toxic and safe, which its gel is made of food grade material.
How to use?
Place ice pack in freezer for a minimum of 8 hours prior to use.
Place frozen ice pack on top or at the side of the items in the cooler bag or box.