Conve Cooler Bag is a lunch bag in two layer design, made out of premium oxford fabric materials with aluminum foil liner. Securing the bag waterproof, leak-proof, and freshness-retaining for keeping food in cold, warm or fresh for hours. Large capacity bag with premium zipper and durable handle make it comfortable to carry and use. Great for using in the work, camping, picnic, etc. Obvious imprint area is perfect to show your brand and logo.