The late 2000s runner aesthetic, synthetic leather overlays and mesh underlays retain the shoe's upper language from 2008.; The main component of the upper has a 20% recycled polyester design; The sustainable dyeing process of the insole reduces total water use by approximately 33% and carbon emissions by approximately 45%.; GEL™ insole technology is used, providing excellent shock absorption.; This shoe uses the TRUSSTIC™ midsole support system, which helps runners in the late 2000s improve their balance.; The compositional elements of the GEL-KAYANO™ 14 sneaker are also integrated into the upper of the shoe.;