A fan-favorite trail and road runner returns with the newest evolution of a one-piece engineered mesh upper and asymmetric lacing system for powerful support. Rack up the miles in the springy, breathable comfort of this technical running shoe with a responsive Ud Foam midsole for enhanced energy return and effortless propulsion. 1 1/2" heel Lightweight: puts cushioning and performance underfoot with an emphasis on streamlined comfort Cushioning: absorbs impact and distributes weight for consistent, buoyant comfort under each step Breathable mesh allows ventilation of excess heat for cooling comfort Removable, cushioned insole with arch support Synthetic and textile upper/textile lining/rubber sole Imported