Dual-layered Blundstone 587 Classic Chelsea in Rustic Black cradles feet in leather and rebuffs scrapes and nicks with a tough outer layer.  Premium leather Thermo-urethane outsole resistant to hydrolysis and microbial attack. Polyurethane midsole for comfort.  XRD™ in the heel strike zone to dissipate heel strike shock. Comfort EVA removable footbed with XRD™ in the heel pad. Extra set of footbeds for fit adjustment. Leather lined (Classic). SKU: 587 Blundstone Unisex Classic Boot 587 - Rustic Black