Leather upper. Moisture wicking nylon mesh lining for ultimate breathability. MemoryTech memory foam removable footbed which adapts to the contours of your foot for immediate comfort. R52 rebounding EVA midsole for energizing comfort with every stride. Metal free. Outsole promotes dynamic 12.9 degree flex at 70 percent point from heel to toe. SR Max MaxTRAX patented oil and slip resistant rubber outsole. Soft toe. No safety toe cap. EH. ASTM F2892-24 EH SRO compliant.