Premium Nubuck leather with scotchguard protector, Cement construction for flexibility, Steel safety toe, Penetration resistant insert for flexible underfoot protection, canvas lining with antimicrobial treatment, dual density polyurethane outsole-Mens premium nubuck chukka-Bio-Suspension System improves Stability, Cushioning and Flexibility-Defender Repellent Systems featuring Scotchgard™ Protector-Canvas lining with antimicrobial treatment-Dynamic Anti-fatigue footbed-Dual density polyurethane outsole-Steel Toe-Steel Puncture plate