-Full-grain leather upper with woven leather pattern on vamp -Nylon lace closure -Nano composite safety toe -CellStretch technology -Air-mesh lining -Blend85 footbed made with 85% recycled foam -ecoTWEED lining made from recycled plastic bottles -Nylon and glass fiber shank -Compression-molded EVA midsole integrated with molasses -Electrical Hazard rated oil and slip resisting molded rubber outsole -Style: MXCN001 Twisted X Men's Chukka Lace-Up Driving Work Boot - Nano Composite Toe