Speed, pure and simple. Built for the speed seekers. Now lighter than ever, the Kinvara 13 by SAUCONY is flawless, fast, and light as a feather. Feel nothing but the determination to kick it into high gear. Details Light and responsive PWRRUN cushioning adds spring to your stride A more beveled midsole and streamlined midfoot contouring give you a super smooth, super-fast ride Enhanced fit and breathability with a completely redesigned single-layer mesh upper Durable XT-900 rubber in strategic high-wear areas Saucony Kinvara 13 Campfire Story