Features of the KEEN Kids' RedWood Mid WP Boot Waterproof nubuck leather Upper Lace-lock bungee system with adjustable hook-and-loop strap Quick-dry lining for active use Luftcell air-injected PU insole for all-day comfort Direct-attach, air-injected luftcell PU Midsole for long-lasting cushioning Higher-traction TPU Outsole for lightweight durability Integrated heel support structure Keen. dry waterproof, breathable membrane Keen.warm Insulation rated to -25AdegF/-32AdegC Eco anti-odor for natural odor control Environmentally preferred premium leather from LWG-certified tannery Padded tongue and collar for comfort