... pocket with organizers (card holder, pen loop, etc.) PU 2013 cheap laptop bag 1,Customized design details you may want to know. 1 ... . PVC (lower price,durable to use, especially suitble for briefcase laptop bags,etc.)D. Pu (higher price, much more classic, suitble for ... laptop bags,messenger bags,etc.)E. Polyester/Nylon + PVC/PU (more ...