Komperdell "Paired hiking trekking poles like these Komperdells help you keep your footing and reduce downhill stress on knees and thighs by as much as 21 percent. Anti-shock (A/S) device clicks on for downhill cushioning and off to stabilize pole and avoid wasting energy when climbing. Lightweight aluminum shafts.Adjustable buckleless straps. Ergonomic cork grips.Carbide tips. 28"" (collapsed) to 57˝"" (extended). 1 lb. 4 oz. pair. Sold as a pair. Closeouts. Austria. Must ship Surface or Expedited Ground."