Alaska XP Nordic Ski Boot 2025-26Explore your local backcountry with the Alaska XP Boot from Alpina. Compatible with Rottefella XP Xplore bindings, this is boot is sturdy and durable but it won't weigh you down on the trails. The Alaska XP is made with an Alpitex waterproof membrane and thinsulate insulation to keep your feet warm and dry as you embark on backcountry adventures this winter. Skiing Style Backcountry Sole Type Rottefella Xplore Backcountry sole is anti skid, flexible