Reebok - On The Clock II (Black/Carbon/Yellow) - Men's: The Men's On the Clock II has a leather/mesh upper for comfort, support, and breathability. Removable EVA sockliner accommodates orthotics. Opti-Flex Zone for forefoot flexibility. DMX Foam Liner delivers cushioning. Beveled heel construction enhances walking stride. Slip and oil resistant outsole enhances traction on all surfaces.