Caterpillar - Garnet (Oak) - Men's: Go to work in comfort in the Garnet. Tumbled oiled full-grain leather. Nylon Mesh and suede lining for extra comfort. Removable PU insoles for all-day comfort. T731 iTechnology(R) rubber and PU outsole for flexibility and durability. iTechnology(R) construction for an athletic shoe feel and the durability of a Goodyear welt.