Milspec Convertible Cooler / Tote Bag is your new go-to insulated cooler bag for the great outdoors. This versatile beer caddy features adjustment loops for use as a tote bag or square cooler bag, and even compresses flat for easy storage. The bag cooler features a waterproof polyester liner, as well as foam insulation to keep its contents cold. The beach cooler bag is designed to hold up to 18 cans (Square assembled dimensions: 15 inches X 8.5 inches X 8.5 inches), and is foldable for easy storage (Flat dimensions: 16 inches x 20 inches x 1 inch). A front slit pocket is great for storing small items and is also perfect for embroidery. The cooler bag features 30 inch shoulder straps for carrying and is constructed from a durable 600D Polyester for years of use.