ASICS Women's GEL-Cumulus 18 Running Shoe 8.5

Size: 8.5 Impact Guidance System (I.G.S) (Running) : ASICS design philosophy that employs linked componentry to enhance the foot's natural gait from heel strike to toe-off. FluidRide: FluidRide provides the ultimate combination of bounce back and cushioning properties with reduced weight and exceptional durability. Rearfoot and Forefoot GEL Cushioning Systems: Attenuates shock during impact and toe-off phases, and allows movement on multiple planes as the foot transitions through the gait cycle. Guidance Trusstic: This Trusstic System: integrates Guidance Line construction for enhanced gait efficiency while providing midfoot structural integrity. Seamless Construction