On Weather Jacket Women's Running Apparel Sea/Storm : The On Weather Jacket for women provides a lighter than air feel with its 360 degrees of ventilated, 100% Nylon protective material. This technical jacket provides durable, water-repelling coverage and a well-fitted hood that wont obscure your view while running in unpredictable weather. Its also incredibly portable as it can be folded up and stashed within its own water-resistant breast pocket when you dont need it. Reflective On logo featured at left chest and at right sleeve. Flexible blend lightweight Japanese stretch, 100% Nylon, and PU-rip stop fabrics. Features DWR (durable water repellant) coating throughout the jacket. Special Sizing Note: The manufacturer indicates apparel fit as being one size down from size featured on label. Due to this note, we suggest sizing up from your normal size.