Blundstone Originals lace-ups tie it all together—comfort, durability, versatility—in bestselling Rustic Black a look that is already worn in.  Premium weatherproof leather. Polyurethane midsole for improved comfort and cushioning. Thermo-urethane outsole for improved resistance to hydrolysis and microbial attack. Steel shank for torsional stability. Removable footbed. XRD® in the heel strike zone. Extra set of footbeds for fit adjustment.