A casual classic with modern technologies, Clark��s Nature 5 tie lace-up shoe is built to enhance natural movement. With a premium beeswax leather upper, craft stitching and a flecked rubber sole bring character charm, while breathable active air? cushioning keeps busy feet fresh and comfy all day long. Premium beeswax leather upper. Built on Clark��s unique nature-formed last for an optimized fit and all-day comfort. Removable footbed with active air? underfoot pods that circulate air for breathable cushioning and all-day freshness. Flexible side-stitched construction. High-rebound bio-based EVA midsole absorbs shock. Durable plant-based rubber outsole delivers maximum grip.