Breathable mesh upper with supportive synthetic overlays Rearfoot GEL cushioning for optimum shock absorption Lightweight Trusstic System for support & durability Sp EVA midsole material for enhanced bounce back Duo Max Support System midsole to enhance support & stability Comfor Dry Sockliner gives cushioning & anti-microbial properties AHAR High Abrasion Rubber on the outsole for exceptional durability