UA Storm technology repels water without sacrificing breathability. Wind-resistant construction protects you from the elements. Durable, lightweight stretch-woven fabric provides enhanced mobility & comfort. 4-way stretch material moves better in every direction. Back vents for added breathability. Secure, zip hand pockets with right-side interior media pocket. Reflective details for low-light runs. Uses a fluorine-free water repellent treatment. 87% Polyester/13% Elastane. Machine wash cold with like colors. Use only non-chlorine bleach when needed. Tumble dry low. Do not iron. Do not use softeners. Do not dry clean.