Product Description Describe: 1. The upper cover provides a double-head zipper for easy opening in different directions. 2. The 2mm thick pearl cotton made of encrypted waterproof Oxford cloth and aluminum foil is very suitable for protecting food and thermal insulation materials. 3. Front transparent pocket for storing small items. Specification: Colour: Black Capacity: 16/28/50/70L Size: length* width*height-28*17*20cm/35*23*26cm/43*30*31cm/52*35*39cm Material: Waterproof Oxford cloth, 2mm thick pearl cotton Quantity: 1pc Packaging: Insulation box * 1