These are the most versatile all around men's work boots from Twisted X. These boots have a full grain leather upper with a stitch-reinforced heel and toe. They are a lace up boot featuring nylon laces and they have a 4 inch shaft. You will love the air mesh lining of these boots as well as the comfortable footbed. These boots have a molded rubber outsole with a block heel and a round K toe. Twisted X run a half size large, order a half size smaller than normal. Leather. MAL0004.