Corner tension folder with elastic band, without flaps, Colorspan cardboard 355g/m2, A4 These corner tension folders are made of Colorspan cardboard, a cardboard of unique quality, homogeneous and colored, without varnish and without the addition of plastic material. It is more durable than any other cardboard in daily use. Without flaps, this corner tension folder is easy to handle. A4 documents can be easily put inside. Documents can be taken out easily and the rubber pulls ensure an optimal closure. Without spine label, but with pre-print on the cover. So labeling the contents is very easy. FSC certified. The corner tension folder without flaps is 100% made in our factories in France, from the box to the finished product.