Clauss Recycled EnviroLine Titanium Bonded Folding Knife With Hawkbill Blade, Green, 6.5 The "Titanium Bonded" formula creates a super-hard outer shell on a cutting blade that is tough and long-lasting Titanium Bonded Blades stay sharper longer Through-hardened to hold an edge, engineered for the demands of continuous daily use Resists corrosion and adhesives Made from recycled materials