A4 2" 3" paper files 1. Manufacturer 2. 25 years experience; 3. Low price, high quality; 4. SGS certificate A4 2" 3" paper files BrandTonghongMaterialCoated paper, special ... , foil paper, brown/white kraft paper, card, etcMetal ring2", 2.5" OR 3", NICKEL FREESurface finishedGlass/matt lamination, varnishing, UV coating, hot ...