Hoka One One Rocket X 3 is a racing shoe built for speed and race-day performance. It pairs a responsive dual-density PEBA midsole with a carbon-fiber plate to deliver a propulsive, breathable ride. Key attributes: White | Black | Engineered mesh | Responsive dual-density PEBA foam | Propulsive carbon-fiber plate | Improved traction with sticky rubber outsole | Breathable upper | Gusset-free design to reduce friction | Updated carbon fiber plate with winglets for propulsion | Single-layer engineered mesh upper | Streamlined collar | Gusset-free tongue | Dimensions & fit: Unisex sizing | Composition & care: Engineered mesh | Dual-density PEBA foam | Carbon fiber plate | Sticky rubber outsole