This is the Cressi Sub Skorpion Stainless Steel Knife with Sheath and leg straps Features: Japanese 420-Stainless Steel Blade Drop-Point Tip 1-Side: Complete Straight-Edge Blade 1-Side: Partial Serrated Edge with Line Cutter Overall Length: 9.134 (232 mm) Blade Length: 4.33" (110 mm) Ergonomically Designed Techno-Polymer Handle Handle with Finger Grips and Thumb Tab Fits Comfortable in Hand Metal Butt, Double as a Hammer if Required Durable Impact Resistant Sheath One-Hand Release Locking Mechanism Adjustable Leg Straps New Skorpion is a modern, medium-sized knife with a futuristic design and a strong, tempered blade. "