Timberland PRO® Gridworks Moc Toe work boots take on freezing, oily, slippery or rough terrain, with cold-formula outsoles built for traction. Rugged performance for the staying power you need. The work boots feature premium full-grain leather uppers, a waterproof membrane, and steel shanks for structural support. Offers a mesh lining with antimicrobial treatment for odor control and comfortable feet. Anti-fatigue technology absorbs shock and returns energy at key zones of the foot for comfort. All-weather TPU (thermo-plastic urethane) flat wedge-shaped outsoles are oil resistant per SATRA TM63, heat resistant up to 248 degrees Fahrenheit and resist abrasion.