material: coating cotton, eco-friendly keep cooler & thermal food size: 41*15*32CM top quality and nice price coating fabric cooler bag1. material: coating cotton with Eco-friendly, aluminum foil 2. bag size: 41*15*32CM, for outdoor or promotional3. keep cooler and thermal food or drinks4. Material, size and design can be customized, according to buyers' request 5. fast production, prompt ...