chipboard folder: size:FC/ A4 ... material :paper and other material packing as the customers' ... requirements Chipboard folder:Specifications:1.Size: legal size(A4),Letter size(FC size),8.5''*11'',8.5''*13 ... ,1.8mm,2.0mm,2.5mm,3.0mm thickness chipboard3.Ring binder shape: D ,O with booster or not , or with ... in Anhui Province .Welcome your order! chipbard folder with ring binder