Legendary cushioning meets biometric stability in a lighter-than-ever Ariel running shoe sitting on springy, responsive BioMoGo DNA foam. Molded GuideRails along the sides help minimize lateral movement in your foot to comfortably align your knee and alleviate injury, while segmented construction in the sole transitions each heel strike to a natural toe-off to keep you moving. Cushioning: absorbs impact and distributes weight for consistent, buoyant comfort under each step Stability: helps maintain comfortable foot alignment with targeted cushioning and support Lace-up style Removable cushioned insole allows for custom orthotics BioMoGo DNA sole fuses lightweight cushioning and rebounding rubber for a springy, responsive ride GuideRails Holistic Support System controls excess movement in your stride to help protect your knees Segmented Crash Pad redirects any foot landing into a smooth heel-to-toe transition Textile and synthetic upper and lining/rubber and synthetic sole Imported Women's Shoes