Damascus Folding Blade Knives are made in 10cm (4") and 12.5cm (4.5") blade lengths. The 256 layer damascus steel is forged from 4340 alloy steel and 1065 carbon knife steel in five patterns; Raindrop, Twist, Ladder, Random and Reverse.The handle materials used are Rosewood, Wild Olive, Handmade Micarta, Stained bone, Stag Horn, Walnut, Bone and Water Buffalo Horn Plates (ranging from light white to black). Each knife is unique.