Sea Striker Knives are coated for easy filleting of fish and for protection to the Stainless Steel Blade, the included Condura sheath provides an extra layer of protection when not in use. Ceramic Coated G4116 Stainless Steel Blade Low flexibility for extra cutting power Textured ergonomic handle for non-slip grip Condura sheath included You must be at least 18 years of age to buy a knife or multi-purpose tool with knife blade.