Timberland PRO - Titan 6" Lace-To-Toe Titan Safety Toe (Haystack Brown) - Men's: Premium full grain leather upper. Polyurethane midsole with high-rebound heel insert provides durable cushioning and energy return. Nylon diffusion shank for torsional rigidity. Anti-microbial polyurethane footbed provides cushioning. Outlast(R) Adaptive Comfort(R) footbed cover regulates temperature. Timberland PRO(R) rubber outsole is slip, oil, and abrasion resistant. ASTM F2412-05/F2413-05 rated Safety Toe. ANSI Z41PT99 and ASTM F2412-05/F2413-05 Electrical Hazard rated.