... Dimension: 39*40*10cm Zipper and velcro closure system Document caseItem:brief case, document bag, portfolio,school bag.Material:polyester 600DSize:39 ... Usage:school,storage,gift,advertisements,exhibition.office.Customized designs,sizes and logos are accepted.Good for office documents and student filesNatural,eco-friendly,biodegradable ... .Let's cooperate and build a green world together. Document case