From ASICS, the Women's GT-1000 14 Running Shoes feature: Engineered mesh upper improves breathability and wraps the foot with a soft feel Lace up closure OrthoLite™ Hybrid Max sockliner provides soft step-in comfort 3D GUIDANCE SYSTEM™ helps provide adaptive stability FF BLAST™ cushioning provides lightweight and energetic impact absorption Rearfoot PureGEL™ technology helps provide lightweight cushioning and softer landings AHAR LOW rubber outsole Approx. 8mm drop Approx. 25.5mm-35.5mm stack height Approx. 8.1 oz./230g weight Imported.