Waterproof leather upper. Breathable and moisture wicking lining. 200 grams Thermolite insulation. Timberland PRO 24/7 comfort system to reduce foot fatigue. Seam-sealed waterproof construction. PU midsole. Nonmarking, oil, and abrasion resistant Thermoplastic Urethane (TPU) outsole with patented SR Max MaxTrax slip-resistant tread design. Direct attached construction. Steel toe. EH. Waterproof. ASTM F2413-18 M/ I/ C EH compliant.