The Cryo is built of pure stainless steel that lets the design shine through. The black-oxide BlackWash coating not only gives it that well worked look, it also enhances corrosion resistance. Features: SpeedSafeÂ® assisted opening, frame lock, flipper and thumbstud, pocketclip. Blade length: 2.75". Closed length: 3.75". Weight: 4.1 oz.