Description The Cold Steel Koga SD series are made of a high-impact polymer, and are designed to function as an aid in leverage when restraining an individual, and obtaining joint locks or submission holds. But they also serve as an admirable "intermediate impact tool". Attributes Thickness: 1.00 in Overall length: 6.50 in Material: Polymer Handle material: Polymer Color: Black Weight: 2.10 oz More Information Color: Black Primary Color: Black Material: Structural Nylon Country of Origin: Taiwan Unit of Measure: EA Item LxWxH: 6.50 X 1.00 X 1.00 Shipping LxWxH: 7.00 X 4.25 X 0.75 Weight: 0.16