Breakaway Knife/Utility Knife/Box Cutter.
From AccuTec, a pioneer in the utility blades market since 1875, is the American Line 13-Point 9mm Plastic Neon Snap Off Knives. The 13-Point Breakaway knife is used for general-purpose cutting. Features neon-colored plastic body with a push-up lever that extends the blade. Each blade is designed to break away when worn and can be removed and replaced.