HealthPro MBC-M361Q Professional Weather-Resistant Duralumin Aluminum Trekking Pole Walking Stick (Pair) Made of durable light weight duralumin 6061 age-hardened aluminum alloy 3-Section extendable from 24 to 52.5 Inches External locking mechanisms are easy to use-even at low temperatures and when wearing gloves EVA foam hand grips have an ergonomic, contoured shape and are easy to hold; adjustable, wrist straps add support Poles are fitted with trekking baskets and durable tungsten carbide tips; Trekking baskets promote stability on soft terrain; baskets are easily twisted on and off