Product description: 1: Size: 9”X5”X4” 2: Built In Detachable Gel Packs: This fully small insulated snack bag is the first and only snack bag with removable gel packs,to keep food cool all day. 3: 2 Ways Frozen: 1 Collapse and freeze the insulated snack bag overnight (12 hours). 2 Just freeze the gel packs horizontal before putting back into the mini cooler bag. 4: Easy to Clean: The small insulated lunch bag with removable gel packs. It's more easier to clean or put into fridge. 5: The freezable lunch box is made from PVC free, BPA free, phthalate, and lead free materials.