Stable and smooth at any distance, this running shoe sits on a fusion of cushioning technologies that transforms every heel impact into springy, forward energy. It's engineered to help align inward-leaning strides, and it wraps every step in a blend of recycled fibers to leave smaller footprints. Cushioning: absorbs impact and distributes weight for consistent, buoyant comfort under each step Stability: helps maintain comfortable foot alignment with targeted cushioning and support Pronation: gently rotates an inward-leaning stride back to center for a more stabilized ride Removable, cushioned insole allows for custom orthotics OrthoLite® X-30 footbed rebounds from every stride faster with added dryness and breathability FF BLAST™ lightweight cushioning transforms impact absorption into rebounded energy GEL® cushioning in the sole absorbs impact and creates a smooth heel-to-toe transition FlyteFoam® midsole bounces back reliably with every stride, even on long-distance runs LITETRUSS™ stabilizing technology helps prevent your foot from rolling inward on each stride AHARPLUS® High Abrasion Rubber brings enhanced durability to high-impact areas in the tread Textile and synthetic upper and lining/rubber and synthetic sole Imported