The Outdoor Edge Razor Replacement Blades 6-Pack will make sure your Outdoor Edge knife stays sharp. The replacement blades in this pack are built with Japanese 420J2 stainless steel for excellent sharpness. Each blade is heat-treated and hand-finished to ensure a premium edge with surgical precision. These blades fit virtually any knife in the Outdoor Edge RazorSafe^TM series including the RazorLite^TM and RazorBlaze^TM. Make sure you always have a sharp blade ready-to-go with the Outdoor Edge Razor Replacement Blades 6-Pack.