Engineered for performance and protection, the Mizuno Women’s 20K ER Waterproof Jacket in Blue is built to keep you dry and comfortable in even the most demanding weather. Featuring a premium 20K waterproof and 25K breathable membrane, this jacket ensures unbeatable rain protection while maintaining excellent moisture control, so you stay dry from both the elements and perspiration. Designed for runners who refuse to let bad weather slow them down, it combines advanced technical construction with a sleek, lightweight profile ideal for year-round running and outdoor training.
Crafted from an ultra-light stretch woven fabric, the jacket moves effortlessly with your body, ensuring total freedom of motion. Fully taped seams reinforce its waterproof performance, while adjustable cuffs, hem, and hood deliver a secure, tailored fit against wind and rain. The back ventilation panel promotes superior breathability, and reflective details enhance safety during low-light conditions. Practical side zip pockets provide secure storage for essentials, and its packable design makes it easy to carry anywhere — perfect for travel or on-the-go athletes.

• 20K waterproof / 25K breathable rating provides advanced weather protection and ventilation
• Ultra-light stretch woven fabric enhances comfort and mobility in all conditions
• Fully taped seams and adjustable features ensure a watertight, personalised fit
• Rear ventilation system improves airflow for temperature regulation during activity
• Packable, reflective design with secure zip pockets for safety and convenience