1.Manufacturer of ESD Document holder 2.with cheapest price 3.and different size and color Features:1.Material:ESD polyethylene2.A4-size,open top, with perforations.A4-size,two sides open,no perforations3.ESD Document Holder4.Packing:100pcs/box5.ESD Document Holder A4 A5 A3 ESD ring file / L cument holder