L sharp folder / clear file folder 1. pp pure material with high quality 2 ... also can be printed pp clear file folder, L sharp file folder, transparent file, A4 size file folderSize is A4, thickness can be ... 0.2mm.We are peofessional manufacture mainly producing pp clear file, pp clear book, pp folder, pp sheet protector. ... to our customers for making longtime cooperation. pp file holder L-sharp folder