Our most-advanced XC4 yet!
Exclusive breathable, waterproof, construction and materials.
Axis Chassis System offers optimal support and stability.
Smart Degree Technology temperature-regulating interior polymers activate at both hot and cold temperatures, so your feet feel just-right all day.
XC Foam delivers superior cushioning, lightweight comfort.
Dual-width footbed can be easily removed to accommodate your own orthotic or wide foot.
Removable multi-density footbed with memory-foam cushioning and arch support.