ASICS Men's 33-DFA 2 Running Shoe 100% Synthetic Imported Rubber sole Lightweight natural-running trainer featuring breathable open mesh with two-tone synthetic-and-mesh overlays Durable Amplifoam softer-density foam for flexibility and natural-running adaptability FluidAxis anatomically correct deep flex grooves Breathable Comfordry moisture-management comfort Solyte midsole cushioning Seamless construction