Rossignol Alltrack Pro 110 Ski Boot (2014) - Women's The award-winning, ALLTRACK PRO 110 W has redefined the women's "all-mountain ski boot" for pro to expert skiers With a revolutionary fusion of on-trail precision, freeride versatility and a committed 100mm fit, the Alltrack Pro W's groundbreaking blend of comfort and performance has made it the 2014 Gear of the Year winner External Sensor Grid shell technology OptiSensor 3D liners with Thinsulate Grip soles and arches provide increased traction and durability while the ski-hike mode, delivers the hiking range-of-motion and unprecedented downhill performance that every all-mountain skier demands