... can be used for file pocket.11 hole sheet protector,office stationery,file pockethave 11,26,6,30 hole, A5,A4,A3 ... ,B5 size, and different thickness or surface. Application fields:office,school,hospital,promotional, items1.New/High quality PP.environment-protection ... material.its greatly welcomed by office supplier.2.recyclable,stain-resistant, not easy to adhibit ...