Marker's F12 Tour EPF is ideal for skiers who want to cross over from alpine touring to resort skiing on occasion. EPF (Extended Power Frame) features a super wide connection to the ski, maximmizing power transmission and enhancing the downhill skiing ability of this exceptional uphill climbing product. The Extended Power Frame enables you for enjoy the widest touring skis also when the terrain gets rough and sloppy. On top it makes turn initiation easier in any snow conditions.