Introducing the Liyen Trolley Backpack Cooler, your ultimate travel companion. Crafted from durable 600D with PEVA lining, the lid offers elastic bungee cords with a closure toggle, for additional storage needs such as a picnic blanket, the large main compartment has a water-resistant PEVA lining. There's an additional front, double-zippered pocket as well as a smaller slip pocket and 2 mesh side pockets for additional storage and adjustable padded shoulder straps.