ASICS Women's GEL-Kayano 21 2A Running Shoe 100% Synthetic Imported Synthetic sole Narrow FluidRide cushioning-equipped running shoe built for mild to moderate overpronators Gender-specific cushioning FluidFit multi-directional stretch upper Heel Clutching System Rearfoot and Forefoot GEL cushioning systems Guidance Line flex grooves in sole Moisture-wicking, breathable, antimicrobial Ortholite X-40 sockliner