ASICS Men's GEL-Flux 2 Running Shoe 100% Fabric/Synthetic Imported Rubber sole Shaft measures approximately 2.76" from arch Heel measures approximately 1.5" Bouncy and supportive runner in soft mesh with airy textile and synthetic overlays Forefoot GEL cushioning SpEVA high-rebound midsole Guidance Line vertical flex grooves AHAR+ high-abrasion outsole