DescriptionThe coolant inside the ice box is a dilatable, cold-retaining polymer that does not leak and is as cold as ice for hours, keeping food fresh.Features-Color:Blue -Material:Rubber -Size:12.00X6.80X3.00cm/4.72X2.67X1.18in - Made of materials, durable.- It won't leak, they will be as cold as ice for many hours and keep food fresh.- Suitable for daily use in lunch boxes, milk bags, refrigerators, air conditioning fans, etc.- for outdoor activities such as fishing, picnics, camping, road trips, etc.- Note: Food should be refrigerated first. The lid on the ice box is sealed. Please don't pry it open.
