evo.com | Atomic Alpine Touring Ski Boots > Atomic's Hawx Prime XTD series has been a crowd pleaser since day #1, and adding the new BOA(R) Fit System to the Atomic Hawx Prime XTD 105 BOA W GW Alpine Touring Ski Boots only makes them better. Expert skiers who spend a good part of their season skiing out of bounds, skinning and/or bootpacking will benefit from the ultra smooth Freelock 4.5 walk mode and enjoy the increased comfort of the BOA(R) closure system over the top of their feet and instep. Last: 100mm A comfortable medium volume last derived from Atomic's Hawx Prime boot, meant for all day comfort and then some. 40mm Velcro Strap Forward Lean 13deg, 15deg (default), or 17deg Free/Lock 4.5 Mechanism 54deg range of motion ISO 23223 GripWalk Sole | Women's Atomic Hawx Prime XTD 105 BOA W GW Alpine Touring Ski Boots 2026 - 27.5 in Purple