Wokin Cooler Bag is made of cationic oxford fabric with aluminum foil lining securing the bag is waterproof, leak proof and to keep your food or drinks fresh, cold or warm for hours. With wide open design, front slip pocket and 2 side mesh pockets for storing what you need in a whole day. Great for using in the working commuting, camping, picnic, etc. Obvious imprint area is perfect to show your brand and logo.