ASICS Women's GEL-Sendai Running Shoe,Purple/White/Silver,10.5 M US 100% Polyester Imported Rubber sole Heel measures approximately 1" Rearfoot and forefoot GEL cushioning systems Solyte midsole foam This is a neutral shoe designed for normal pronation Guidance Line flex grooves ASICS delivers lightweight flexibility in a traditional running package with their GEL-Sendai.