3.75" Closed, 6.5" Open Handmade Damascus steel folding pocket knife with back lock. All our knives are handmade similar to the photo, differences as such as color and patterns of the natural materials used will differ somewhat because these are all natural materials. Every item will be considered an original because no one item is ever identical to the other, they are handmade and natural materials are never identical. The combination of layered hard and soft steel creates blade flexibility, and toughness and produces invisible serrations on the blade that aid cutting. High-Quality Folding Pocket Knife Blade Made of Authentic Damascus Steel. THE 100% COW LEATHER SHEATH The pure leather sheath of this amazing Damascus pocket knife: is made of 100% prime quality thick cow skin to ensure excellent manufacture.