Cloudstratus 3 Running Shoes The Cloudstratus 3 Running Shoes are On Running's bestseller, bettered. Now featuring Double CloudTec for enhanced comfort and cushioning, alongside a nylon Speedboard for boosted performance and a Helion superfoam midsole for softer landings. Backed by an independent study, the double CloudTec is proven to minimise muscle soreness onset and duration. Sustainability takes centre stage too, with a Swiss-engineered 100% recycled base material and a remarkable 23% overall recycled content, showcasing our commitment to both excellence and the environment. Embrace this new pinnacle of comfort, performance, and eco-consciousness. Because peak performance shouldn't cost the Earth.