The Kamik Nation Plus Winter Boot is a perfect fit for men seeking to conquer harsh winter conditions. Hike in deep snow or trudge through the slush; this boot's sturdy waterproof synthetic rubber base and seam-sealed construction provide an impenetrable barrier. Your feet will stay warm even in temperatures as low as -40F / -40C, thanks to the removable 145g HeatMX liner and soft fleece lining. The lace-up closure ensures a secure, adjustable fit, while the durable rubber outsole with Ground-Ctrl Rubber offers reliable traction.