Team Pistol Pole Aluminum Alloy Ultralight Retractable Anti Shock Trekking Pole,1 Pair Use 6061 series high quality aviation aluminium alloy for stick, firm, wearproof, toughness, Anti-Corrosion, Anti oxidation and light weight. EVA Comfortable, soft, Sweat-absorbent Grip. 3LS lock system, EP material with high density, excellent impact resistance, not be affected by rain and snow, sand and dust, heat and cold, such as bad weather, which guarantee the lock system firm and reliable. Professional spring Anti-shock system inside the lock, which can reduce energy consumption, avoid injuries and more comfortable. Use the toughness and high strength tungsten steel material and it becomes a diamond pattern through professional design and processing, which is non-slip, wear-proof, durable.