Like Brand New, only wore a handful of time About this item Knit upper improves breathability: No-sew overlays improve support: Rearfoot and Forefoot GEL Technology Cushioning System: Attenuates shock during impact and toe-off phases, and allows movement in multiple planes as the foot transitions through the gait cycle. FLYTEFOAM Technology: Provides lightweight cushioning. Dynamic DuoMax Support System: This evolution of DuoMax system enhances stability and support, with reduced weight and increased platform support.