The Nike Zoom Fly 3 Men's Running Shoe is inspired by the Vaporfly and constructed from React technology for an incredibly responsive feel and great energy return. The carbon plate in the midsole will expand and retract as needed to suit your stride. The upper is extremely lightweight and breathable that also fits securely around your foot thanks to the inner sleeve and a low collar conform to your foot in a racing fit. Features Full-length carbon fiber plate is the same plate used in the VaporFly 4%. Nike React technology delivers a smooth, responsive ride. Flyknit upper provides lightweight breathability Traction pattern uses different shapes and sizes for stability and propulsion off the ground. A lightweight upper evokes the look of fast, The heel tapers away from your ankle to relieve pressure on Achilles tendon. The outsole features rubber on the forefoot and heel for added durability. An arch band attached to the laces helps take pressure off your instep.