Cricut - Maker Knife Replacement Blade. Stay sharp with these premium carbide replacement blades. Cuts through leather, chipboard, and more! This 5x3.25 inch package contains one replacement blade. WARNING: Choking Hazard. Not suitable for children under 3 years. WARNING: May contain items with sharp edges. Handle with care. WARNING: Cut Hazard, Sharp Blade. Contact may result in injury. Always keep blades away from fingers and body. Handle with Care. Keep out of reach of children. Imported.