Blundstone's Classic Boot makes for a durable, ultra-comfortable all-day boot. These Chelsea boots stand tall all year round through all kinds of weather. These boots are constructed with premium leather, Thermo-urethane outsole resistant to hydrolysis and microbial attack and polyurethane midsole for comfort. The Classic Boot also features a comfort EVA removable footbed with XRD™ in the heel strike zone to dissipate heel strike shock. They come with an extra set of footbeds for fit adjustment.