What Our Gearhead(R) Experts Are Saying:"I took the Thermo Chill 2 Mid WP Boot out on a late fall hike where the trail went from frozen hardpack to slushy creek crossings, and my feet stayed warm and dry the whole time. The fleece lining feels genuinely cozy rather than just functional, and the sticky rubber outsole locked in on wet rock without any hesitation."Winter does not have to mean staying home. The Merrell Thermo Chill 2 Mid WP Boot is designed for the shoulder season and beyond, keeping feet insulated and dry through the kind of unpredictable conditions that send fair-weather hikers back to the car. Frost-covered switchbacks, sloppy trail junctions, and frigid stream crossings all become manageable when the boot beneath you is built for exactly that. Two hundred grams of insulation surrounds the foot in consistent warmth, while the waterproof membrane seals out moisture without trapping the heat that builds on a sustained climb. A 100% recycled fleece lining adds a layer of genuine comfort that goes well beyond baseline function. Underfoot, Merrell's sticky rubber outsole with 5mm lugs handles wet rock, packed mud, and icy stretches with steady grip, and the lightweight EVA midsole keeps the ride cushioned over long miles. The removable recycled EVA footbed adds a final layer of support, making this a boot that earns its place on every cold weather trip.