Get through winter blues with these youth boys' Keen Snow Troll black/silver winter boots. Crafted with lightweight performance nylon upper, these pull-on cold weather boots have a waterproof and airy KEEN.DRY membrane to help keep feet dry, round toe, and a pull-on design with lace-lock bungee system with adjustable hook-and-loop strap closure for a custom fit. KEEN.BELLOWS FLEX in the upper ensures more bend and less wear. Also, these PFAS-free boots have an ergonomic toe notch that offers extra dexterity for better balance. Features include a detachable thermal liner, 400g of KEEN.WARM insulation for enhanced warmth, -40°C cold rating, and a non-marking KEEN.FUSION rubber lug outsole.