Get ready to enter the world of light and fast touring if you end up going for these boots. The Dalbello Quantum Free 130 Asolo Factory is a nice and light boot with a wicked stiff 130 flex and huge range of motion, ideal for handling looooong ascents and steep and deep descents. From volcanoes to the darkest reaches of the Chugach this boot is perfect for the serious backcountry ripper.