The slice box cutters revolutionized safety with their ceramic safety blade & unique handles. The safer ergo handle wraps around your hand, protecting you while providing the perfect angle to expose only as much blade as you need. Our finger-friendly blades lasts longer & don't require a sharps disposal box. Suitable for single- & double-walled corrugated. slice donates 1% of sales to Autism research related charities. Knife Type: Box Cutter; Blade Type: Double Sided; Replaceable; Blade Material: Zirconium Oxide; Number of Blades: 1.