United Defense presents its newest addition to its self-defense line. The Hook Walking Cane is constructed of sturdy, indestructible injection molded nylon with fiber. It has a slip-free rubber toe to give you sure footing. The toe can be removed and the shaft can be cut with a saw if the height of the cane needs to be adjusted. The shaft has grooves in one inch increments as a guide. It is "39 overall length. Instructions are included.