Clip file Clip file: binder made by pp (polypropylene) with lever clip mechanism (punch less) for paper filing without perforation. Maximum thickness is 100 sheets of 80 grams hvs international standard. Available in 2 models : insert label or sticker label. Spring file : map made pp (polypropylene) material with snelhekter mechanism with perforation standard 80 mm. Available in 2 models: insert label and sticker label. Complete with pocket on inner left cover only for sticker model. Packing: 12 dozen / cartoon box