a5 ring binder with leather Material:PP.PVC.PU Size:A4/CF,customed Ring shape:O/D-shaped OEM/ODM:Accepted a5 ring binder with leather Breakthrough traditional style, high quality and fancy printing on stationeries make your study and work more enjoyableWe produce high quality stationery products such as expanding file, file folder, file holder, file pocket, file case, file wallet, clip file, ...