Description:Material:lunch box Food Heater is made of Oxford cloth and waterproof.Adjustable:Insulated coolers Bag hasRetractable shoulder straps, adjustable in length.Smooth zipper: Lunch Warmer zipper is smooth without jamming or scratching, easy to open and close, saving worry and effortHandle design: Thermal insulation bag has strong bearing capacity, easy to carry, fine workmanship, durable.Application:Food Warmer is a great choice for taking to in office work, parties, travel, hotel, and different job sites, perfect for office workers.Specification:capacity:8LSize Chart:lunch bags:25cmx19cmx19cm/9.84inchx7.48inchx7.48inchStrap:51cm-25cm/20.08-9.84inchPackage Includes:1lunch bagsNote:Please allow slightly errors due to manual measurement and different monitors.