Explore winter landscapes with the BC X4 backcountry ski boot. Designed for mid-wide touring skis, this versatile boot is both lightweight for ski touring and efficient for off-piste trips. The insulating and heat-moldable lining keeps your feet warm and comfortable.

Stability and control
Wide Rottefella Nordic BC sole provides the stability and control needed for wide skis and varied snow conditions

Enhanced feeling of warmth
Thanks to 3M Thinsulate™ thermal insulation, benefit from an enhanced feeling of warmth in cold and wet weather to keep feet warm and comfortable all day long

Tailor-made fit and comfort
Heat-moldable liner can be molded by the heat of your foot to provide a custom, comfortable fit