Make clean, steady cuts of all wallcovering, shelf or packaging paper with the Wallpaper Razor Knife. The large Celcon plastic handle fits comfortably in the hand, providing extra leverage and control. The single edge blade is reversible for safety and can be replaced when necessary. The knife features an easy, click-to-open, click-to-close blade change capability. The knife can also be used to open packages, carve models and trim carpet and other materials.