Black Diamond Expedition Ski Pole All aluminum: 18 mm (.71 in) upper, 16 mm (.63 in) middle and 14 mm (.55 in) lower New Power Series grip with softer material in palming zone and a more aggressive hooking point for leveraging bars and buckles New Power Series strap with padded interior and easy-access design Dual FlickLock adjustability Weight Per Pair: 615g, 1 lb 6 ozLength: 57-125 cm (22-49 in)