Features: Anti-shock and reduce stress on knees, thighs, shoulder and lower back. Easy twist lock adjustment system. Adjustable wrist strap which is excellent and easy to use. Carbide tip for soft surfaces. Replaceable rubber ferrules for pavement, indoor, boardwalk or similar use. Can be easily carried in a backpack . Extended, lightweight non-slip foam grip. Ergonomic cork grip offers a maximum non-slip, comfortable, natural and warm handhold.