Ailegou 2 Pack Trekking Pole - Anti Shock Hiking/Walking/Trekking Trail Poles - 1 Pair Made of durable light weight aluminum - Poles extend from 25.5 to 53 inches (approximately) Easy twist lock adjustment system, anti-Shock on/off mechanism, which reduce stress on knees, thighs shoulders and lower back. Durable, lightweight and highest strength 6061 aluminum with frosted effect, replaceable rubber ferrules for pavement, indoor, boardwalk or similar use. Ergonomic Cork grip offers a maximum non-slip, comfortable, natural and warm handhold, adjustable wrist strap which is excellent and easy to use, extended, lightweight non-slip foam grip, carbide tip for soft surfaces. Can an ergonomic handle, a soft foam control level, absorb sweat sweat wristbands.