Hot sale laptop multi purpose 1) Material: PU 2) Front pocket with organizers (card holder, pen loop, etc.) Hot sale laptop multi purpose 1,Customized design details you may want to know. 1, what materials will you used for your design?A. Polyester bags (lower price,durable to use)B. Nylon bags (softer hand-feeling, less wrinkle, higher price than polyester)C. PVC (lower price,durable to use, ...