KA-BAR Knives Aluminum Cane Black Brown 2-8. Made of black powder-coated aluminum the KA-Bar Self-Defense TDI Cane measures 39" and can be cut shorter for fit. Specifications for KA-BAR Knives TDI Self Defense Cane: Manufacturer: KA-BAR Knives Color: Black Fabric/Material: Aluminum Quantity: 1 Weight: 2.125 lb Overall Length: 39 in Handle Length: 8 in Diameter: 1 in Features of KA-BAR Knives TDI Self Defense Cane: ALUMINUM Package Contents: KA-BAR Knives TDI Self Defense Cane ALUMINUM KA-BAR Knives 2-9406-8: Aluminum Cane Black BROWN