... Backpack 2)Material:420D/600D Polyester 3)Rope:3W*50L(cm), polyester 4)Size:Customized Item 420D/600D Polyester Promotional Backpack ... Material 420D/600D Polyester Rope polyester , adjustable , 3W*50L(cm ... gift bag, sales promotion, grocery store, supermarket shopping, etc. 420D/600D Polyester Promotional Backpack