PP book cover,PP file folder,file holder,PVC file folder,L shape folder card holder, PVC card pouch, card bag, card packing bag, PP book cover,PP file folder,file holder,PVC file folder,PP folder,L shape folder 1.Product name:card holder2.Hot-sealed and waterproof.3.Customer's logo and design is welcome.4.Various colors and thickness is available.5.Offset printing or silk screen printing