ASICS Men's GEL-Lyte33 2 Running Shoe 100% Synthetic and Mesh Imported Rubber sole Platform measures approximately 1 Rearfoot GEL cushioning system High-rebound SpEVA midsole Guidance Line flex groove along the line or progression F.A.S.T. Drop racing flat geometry F.A.S.T. Sole minimal outsole material in high-abrasion areas