On Running Cloudswift 4 AD pairs responsive Helion™ foam cushioning with CloudTec® impact absorption for stable, comfortable runs and daily wear. The design focuses on support and smooth propulsion through a Speedboard™ midsole element. Key attributes: Black | Rock | Synthetic, textile | Helion™ foam midsole for cushioning and energy return | CloudTec® outsole for impact absorption | Speedboard™ for propulsion and reduced torsion | Flat laces to reduce pressure on the instep | Stiffened heel counter with soft filling for heel protection | Cushioned midsole for shock absorption | Breathable mesh upper | Lace-up front | Round toe | Logo details | Chunky rubber outsole | Dimensions & fit: Insole length (EU 41): 27 cm | Composition & care: Upper: Synthetic, textile | Lining: Textile | Midsole: Helion™ foam | Outsole: Rubber