ASICS Women&#39;s GEL-1140 Running Shoe,Lightning/Titanium/Berry,7.5 B US 100% Synthetic leather and synthetic fiber Rubber sole GEL Cushioning System attenuates shock during impact phase DuraSponge outsole provides superior durability and cushioning with less weight Trusstic System links the rearfoot and forefoot and shores the midfoot Open mesh upper provides excellent comfort and breathability