Get free shipping and sales for the Columbia Winter Trek Omni-Tech Black/Oyster Footwear Protect your feet from the harsh cold with the Winter Trek Omni-Tech by Columbia. Tackle through treacherous terrain and trek onward through the cold winter climate in the Titanium Winter Trek Omni-Tech by Columbia. Rated to withstand temperatures as low as -25 F/32 C thanks to the 200g. Thinsulate insulation. It retains body heat while shielding you from low temperatures. The upper consists of synthetic and nylon combined with Omni-Tech technology that contains microporous membranes to keep water from penetrating in while allowing perspiration to escape. Front lace-up closure. Contains an internal lining and footbed cover with AgION antimicrobial technology protects against a vast array of bacteria to keep the footbed clean and to neutralize odors. The Contour Comfort 1D footbed interacts with the natural contours of the foot to provide ultimate support and comfort. The Techlite molded midsole is made from durable, impact absorbing material, delivering consistent support. Techlite is also non-marking, cleans easily and is easy on the environment. The red Omni-Grip outsole is comprised of soft, flexible and firm compounds to provide increased abrasion-resistance for added durability. Designed for winter sports, the Omni-Grip outsole is formulated to maximize traction in snow and ice while resisting colder, harsher temperatures.