The basics This colorful retractable knife has a plastic body and eight segmented snap off blades to maintain a sharp edge for precision cutting. The pro tip Always a snap away from a fresh point and a sharp edge with this breakaway snap off box cutter. The uses Great for cutting paper, wallpaper, contact paper, cardboard, vinyl, carpet, twine, and other materials. The bottom line Perfect comfort grip knife to have at home, garage, office, or warehouse, it's the ideal tool to always have handy.