Made of 600D polyester and nylon mesh, this bag design combines two great functions into one handy item. The top portion is a tote bag with mesh sides to allow you to see your items easily. The zippered cooler section on bottom has food-grade PEVA waterproof lining. The super-strong handles round out this item nicely.Made of 600D polyester and nylon mesh, this bag design combines two great functions into one handy item. The top portion is a tote bag with mesh sides to allow you to see your items easily. The zippered cooler section on bottom has food-grade PEVA waterproof lining. The super-strong handles round out this item nicely.