Carhartt CMD3461 SD Nano-Composite Toe Athletic Safety Shoes Made for active workdays, this athletic-inspired safety shoe balances lightweight comfort with dependable jobsite protection. The leather and nylon upper features a secure lace-up closure and a nano-composite safety toe for non-metallic protection. An Orthotic Carhartt® insole by Insite provides supportive underfoot cushioning, while the flat heel helps maintain a stable feel throughout the day. A slip-resistant rubber outsole provides dependable traction while electrical hazard protection adds workplace-ready safety.