Keep your snacks fresh and cool for hours with the Gel Cool boxes like an icebox would do. The Gel Cool boxes have an ice pack built right into the top lid. Simply pop the lid in your freezer the night before. Food packed in the box with a pre-cooled lid will be kept cold for several hours.
Dimensions : 9cm×11cm×5.5cm Material : plastic ABS (BPA free) The boxes are microwave and dishwasher safe with the lids removed. The lids should be hand washed.