One of the most energetic shoes HOKA has launched to date, the Rocket X is an incrediblylightweight, insanely responsive racer geared for elite athletes. The lightest racing flat in the HOKAlineup, this all-speed shoe is engineered to launch off the line. Primed for shorter distances, the RocketX utilises the same responsive carbon fiber plate as the Carbon X, delivering a fast, efficient andpropulsive ride. Built for race day, this speed dagger employs the lightest foam in HOKA history, a softmidsole carrier, breathable mesh upper and lightweight, rubberized foam outsole that reduces weight. Speed weaponry at its best, adrenaline will be pumping when lacing up this impossibly fast race flat HOKA Rocket X Shoes in Blue Glass/Evening Primrose, Size 4.5