Keep Warm Bag Thickness: 1.5mm ~ 4.5mm Color: red, black, blue, white, etc Customer's design are welcomed Keep Warm BagWith professional experience of more ... bottle cooler, can cooler, laptop sleeve, lunch bag, DVD/CD/MP3/MP4 bag, camera bag, phone bag, lunch bag, wallet/change purse, gift sleeve, diving ... have opportunities to be on service for you.Stubby Cooler Keep Warm Bag