Dalbello Lupo Ax 100 W Ski Boots 2023Last width = 100mm Flex index = 100 The AX 100 is the ladies' crossover, all terrain Lupo model, with softer flex for freeriding and touring. With a 100 mm last it offers a nice, medium width that is an awesome, average foot type fit. Its huge range of use goes from all day groomers and pow in the resorts to powder shots that are only accessible after a climb or boot pack, to side country, out of bounds short excursions. The large, easy to use ski