Forever 100% recycled A4 Lever Arch files in Green with two tone interior. Made fron strong recycled board covered in two tone recycled paper. Featuring strong power mechanism giving an extended life and allowing the manufacturers to give a 10 year wanranty against any manufacturing defect. Blue Angel certified recycled and low use of water and damaging materials. These are the best arch files we have found made with eco materials, long lasting and they look great as well. Part of the Products for life range.