Unibind Crystal Flex Covers are an ideal choice for your printed presentations. Flex covers are transparent; one side is crystal clear, the other has a matte finish. These report covers showcase your work with pure elegance. Thanks to the patented technology, your pages are permanently bound and there is no worry your work will every come apart. Now enhanced with an anti-static sheet to guarantee a solid bind each and every time. Unibind UniCover Flex binding covers work with all types of Unibind thermal binding machines.