There's fast, and then there's UA Flow fast. Lightweight, rubberless, and durable, our newest cushioning system gives a close-to-the-ground, grippy feeling of speed. Make every run feel like you've got the wind at your back. Fully knit upper for a breathable, compression-like fit that delivers lightweight directional strength One-piece FLOW midsole provides responsive & long-lasting cushioning FLOW technology eliminates the rubber outsole, creating a more lightweight & seamless ride on any surface Outsole material is super-durable & increases ground traction Style #: 3024647 Offset: 8mm Weight: 8.82 oz. Imported Regular NEUTRAL: For runners who need flexibility, cushioning & versatility