A cane can be a vital defensive tool where traditional weapons are prohibited. The black powder-coated 0.100-thick 5052-H32 aluminum TDI Self Defense Cane from Ka-Bar has a 1.0" diameter, measures 39" and can be cut shorter for the right fit. While this practical cane is designed for self defense, it's solid design makes it helpful for other uses. Resourcefulness is key and you never know where you will need to be prepared to defend yourself. You can count on the Ka-Bar TDI Self Defense Cane to help you in a self defense situation.