Springy Boost™ cushioning puts comfort under every step in a heritage running shoe reborn as a street sneaker made with high-performance recycled materials. The Primeknit upper sporting 2015 patterning wraps your foot in breathable support, while built-in stabilization technologies and recycled rubber keep you moving day and night. Cushioning: absorbs impact and distributes weight for consistent, buoyant comfort under each step Pull-on sock upper with adjustable lacing cage Primeknit upper wraps your foot in flexible, ultralight support Removable, cushioned insole Boost cushioning rebounds quickly from every step, stride or jump Torsion® System construction stabilizes each step for heel-to-toe comfort Stretchweb energy-returning rubber base flexes underfoot for a dynamic ride Continental™ Rubber tread ensures reliable ground grip in wet or dry conditions Primegreen fabrication contains a blend of high-performance recycled materials Textile and synthetic upper and lining/rubber and synthetic sole Imported