Atomic sport skate cross country ski boots the atomic sport skate cross country ski boots that marvellously brings together comfort and performance the system forefit lacing with quicklace provides optimum support for the foot and the shoe of 104 mm offers a great sensation of comfort for a full day on the slopes you will get a particularly dynamic thrust due to the flex skating specially developed for the skiers lacing by forefit system with quicklace outer sole sns pilot sport