... size rings US-1020D Paperboard Ring Binder with PVC cover,document file US-1020D Paperboard Ring Binder with PVC coverDimension(mm): ... Thickness: pvc: cover: 0.17mm, pvc pocket: 0.17MM cardboard: 1450GSMPacking ... EXW, FCA, FOB, CFR, CIFAttention: We also have Paperboard Ring Binder with PP coverring binder file, pvc binder file, document ...