The exterior of the cooler bag is constructed from high-density water-resistant dirt-proof Oxford fabric for durability and easy cleaning. The cooler bag is large enough to hold the essentials that a family needs for a picnic. The interior lining is made from PEVA foil and padded with EPE foam for great thermal resistance. The bag features a wide opening for easy loading and unloading. There are 2 side mesh pockets for storing drinks, bottles, etc.