Stay protected in all weather conditions with the Mizuno Women’s 20K ER Waterproof Jacket, engineered for runners who demand premium performance and comfort in challenging environments. Designed with a high-spec 20K waterproof and 25K breathable membrane, it delivers superior weather resistance while ensuring excellent airflow to keep you dry inside and out. The lightweight stretch-woven fabric and fully taped seams provide unrestricted movement and complete protection from the elements, making it perfect for heavy rain and variable outdoor conditions.
Every detail of this jacket has been designed for functionality and fit. Adjustable cuffs, hem, and hood offer a tailored feel to keep out wind and water, while the ventilated back panel enhances breathability during high-effort sessions. Practical touches like zippered side pockets provide secure storage for essentials, and the reflective detailing ensures greater visibility during low-light runs. With a packable design that folds easily into your bag, this jacket is a must-have for athletes seeking dependable protection without compromise.

• 20K waterproof / 25K breathable rating delivers outstanding rain protection and ventilation
• Lightweight stretch-woven fabric offers exceptional freedom of movement
• Fully taped seams and adjustable construction prevent water ingress for total comfort
• Back ventilation panel promotes airflow and temperature regulation
• Packable design with reflective accents for easy portability and night-time visibility