The On Weather Jacket Insulated is a lightweight running layer designed to keep you warm and comfortable during cold-weather training. Featuring On ThermaTec™ insulation strategically placed across the front and back, it helps trap heat where you need it most while maintaining breathability during high-effort runs. A ventilated overlap construction allows excess heat and moisture to escape, ensuring you stay warm without overheating. Lightweight, packable and built with weather-resistant materials, it’s an ideal layer for winter miles, early-morning runs and unpredictable conditions.
On ThermaTecâ„¢ insulation: Lightweight thermal insulation placed across the front and back helps retain warmth during cold-weather runs.
Durable water-repellent finish: Protective coating helps shield you from light rain and wet conditions.
Ventilated overlap construction: Smart design allows heat and moisture to escape while maintaining warmth during high-effort activity.
Packable design: Jacket packs into its own zip pocket with securing loop for easy storage when not needed.
Secure storage: Two hand pockets provide space for small essentials while running.
Thumbholes for comfort: Sleeve thumbholes help keep the jacket in place and add extra warmth.
Reflective details: Reflective heat-transfer elements improve visibility in low-light conditions.
Close performance fit: Streamlined silhouette designed to sit close to the body for efficient layering.
