Work hard and stay comfortable in the Tyron. Tumbled oiled full grain leather. Nylon mesh/suede lining. Removable PU insole for added comfort. EVA heel cushioning midsole for greater shock absorption. T731 iTechnology rubber outsole provides energy return and ultimate traction. iTechnology construction helps provide flexibility, durability, and comfort. 6. 00 shaft height. 13. 00 circumference. 24. 50 oz. Product measurements were taken using size 7. Please note that measurements may vary by size.