Premium Timberland full-grain, scratch-resistant leather upper. We are members of the Leather Working Group. Extra large asymmetrical steel safety toe cap to maximize interior space and comfort. Protection against electric shock. Metal-free shank provides structural support. Puncture resistant flexible metal plate. Polycarbonate elements. Breathable, moisture-wicking mesh lining made from ReBOTL fabric containing at least 50% recycled plastic and featuring an antimicrobial treatment to control odors. Polyurethane footbed with anti-fatigue technology provides shock absorption and energy return. Protective toe cap and rear reinforcement in abrasion-resistant Ever-Guard leather. Manufactured using a glue that promotes flexibility. Non-marking rubber outsole resists slipping, heat, oil and abrasion and provides superior traction.