ALTAIR XR FOLDING KNIFE - The superlight Altair XR is a compact folding knife that is filled with innovation; equipped with CRYO 154CM steel and SOG's super strong XR locking mechanism and includes a concealed fastener handle design DESIGNED FOR THOSE WHO PUSH THE BOUNDARIES - With SOG's patented XR Lock, Altair XR is an innovative, superlight, compact, and easy-carrying folder ready for exploring uncharted territory; allows for easy carrying in the woods, at camp AMBIDEXTROUS CARRY - With a swappable lanyard loop and pocket clip, you have the flexibility to choose the most comfortable and convenient carrying method based on your preferences and the demands of your environment XR LOCK - The XR LOCK mechanism in our product offers unparalleled reliability and security, capable of withstanding up to 1,500 pounds of force, ensuring that your blade remains securely locked in place during use CRYO 154CM STEEL - The CRYO 154CM steel is a premium alloy composed of high carbon, Chromium, and Molybdenum. This unique combination results in a stainless steel known for its exceptional edge retention, durability, and resistance to wear and corrosion