Black Diamond Couloir LT is a minimalist harness designed for mountaineering and ski mountaineering. It combines a technological and breathable Dynex monofilament waist and leg construction, the leg loops are fixed and streamlined to ensure mobility and lightness. An adjustable waist buckle allows the fit to be adjusted, while the single Dynex attachment point makes it easy to attach to the rope. It has two gear loops for carrying the bare essentials on the mountain. BD Black Diamond Couloir Lt mountaineering and ski-mountaineering harness