Timberland - Sports Oxford Fabric And Leather (Black Smooth) - Men's: Superior full grain leather and textile upper for elegant durability. Full leather lining for great comfort. Smart Comfort biorhythmic chassis provides a circulating system of comfort that customizes the fit of the boot with each step. Genuine PORON foam insert provides cushioned comfort and greater flexibility combined with lightweight performance. Vibram rubber outsole for greater traction and durability.