Full grain leather 10\" Shaft Goodyear® welt construction ATS® technology Wide square safety toe Roper heel Mesh lining Duratread™ outsole ATS® footbed Deep scallop Pull tabs Be your best at work with Ariat! These Sierra Shadowland Work Boots have a 10\" shaft, a deep scallop, pull tabs, and Goodyear® welt construction. Safety features include a safety toe and a Duratread™ outsole that is for oil and slip resistance. For comfort and stability, the boots have ATS® technology and ATS® footbed.