Columbia Snowtrekker™ SKU: 9518422 - YouTube。Columbia Men\'s Snowtrekker™ II Boot Size 12. Brand new without box or tags. Bought them for my son and he never used them. Built for slushy treks, this everyday boot features thermal-reflective lining to keep warmth in, while plush cushioning and our tried-and-true grip keep you comfortable and sure footed. Omni-Tech™ sheds water and releases excess heat with multi-layered breathable materials, so your feet stay dry and comfortable in the rain 200g insulation for lightweight warmth Omni-Heat™ thermal-reflective breathable lining retains warmth using silver dots that reflect body heat, so your feet stay warm and comfortable as temps drop TechLite+™ midsole provides elevated cushioning, stability, and energy return with extra-light responsive foam, for long lasting comfort on any terrain Omni-Grip™ outsole provides all-terrain stability and traction with non-marking rubber and a tread pattern that adapts to varied surfaces, so you stay sure-footed in wet or dry conditions