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Our iconic duck boots are made in Maine, one pair at a time. Half sizes order up. Full-grain leather upper and rubber chain-link tread. Moisture-wicking liner. 3MTM ThinsulateTM Insulation olefin/polyester in footbed help keep feet warm and dry. Easy to slip on and off, even over thick socks. Proven to shed rain and snow. Uniquely shaped foot form offers the stability and comfort kids need. USA.