This Timberland PRO 91659 Men’s Resistor 6-in WP INS CT Wheat Tumbled Full-Grain Leather features: Seam-sealed waterproof leather uppers for durability and dry, comfortable feet; Composite safety toe shaped on TiTAN(R) last for non-metallic protection and a superior fit; Direct-inject construction for durability; Padded top collar for comfort; Lightweight polyurethane midsole for flexibility and cushioning; Mesh lining with Agion(R) antimicrobial treatment for odor control and comfortable feet; Nylon shock-diffusion plate for support and torsional rigidity; Dual-density Dynamic Anti-Fatigue Technology absorbs shock and returns energy at key zones of the foot, while providing enhanced moisture management for all-day comfort; 200g insulation for warmth; Timberland PRO Thermal plastic urethane outsole features: oil-resistant sole tested for volume swell using EN345 TMP ASTM fuel A 7 Diesel ISO 1817 liquid F for 22 hours and ASTM IRM903 and fuel B for 46 hours, slip resistant, abrasion resistant;