Kulu Cooler Bag is made of cationic polyester with 0.15" pearl cotton interlayer, and thickened aluminum foil lining, securing the bag waterproof, leakage-prevention, freshness-retain and strong insulated feature. Large capacity bag with inner mesh pouch, for easy load and fech your food and items. Perfect for farmers or housewives. A fashionable choice for food & drinks carrying with this Kulu Cooler Bag!