The Gel-Nimbus is back with an even softer and cushier landing in this improved running shoe enhanced by FF Blast™ PLUS ECO technology. Breathable mesh, grippy rubber and reflective detailing keep you moving at any speed and any distance, day or night. Cushioning: absorbs impact and distributes weight for consistent, buoyant comfort under each step Neutral: provides soft, even cushioning with an emphasis on comfort during any activity Removable, cushioned insole allows for custom orthotics OrthoLite® X-55 footbed rebounds from every stride faster with added dryness and breathability FF BLAST™ PLUS ECO lightweight cushioning transforms impact absorption into rebounded energy PureGEL® cushioning in the sole absorbs impact and creates a smooth heel-to-toe transition AHARPLUS® High Abrasion Rubber brings enhanced durability to high-impact areas in the tread Reflective details enhance visibility in low light or at night Textile and synthetic upper and lining/rubber and synthetic sole Imported