Madshus Active U Ski Boots Men'sA touring boot for both skating and classic technique on groomed trails with a flexible front foot for classic striding and a supportive ankle cuff for skating. Active U is the same boot as our well received Active C classic boot, but fitted with a universal ankle cuff for added stability when skating and more confidence to handle downhills in either technique. A modified heel construction contributes to hold your foot in place, particularly helpful