Westcott Full-Size Safety Cutter offers a safer, more dependable box opening solution. It's engineered to provide consistent cutting performance across mass packaging materials. Replaceable ceramic blades last longer than steel to provide a long-term solution. Strong, light-weight plastic body provides durability and comfortable use. For safety, each box opener is auto-retractable to prevent injuries. It's perfect for use in the home, garage, warehouse and more.