Just cut, peel, and stick! Turn anything into a sticker! Double Tack is an acid-free, acrylic-based, double-sided adhesive film that's heat resistant, transparent, and won't yellow. Allows for edge-to-edge coverage, is tear resistant and bonds instantly. Use to create stickers and multi-layered effects quickly and easily out of almost any craft material. Great for all stationary and paper crafts, collages, punch art, home decor, and quick fix items. Use to mount photos and artwork, school and office projects and more! Each package contains (3) 9" x 12" sheets of double-sided adhesive with peel-off backing. Acid Free.