The UA Storm coating perfectly repels water without reducing breathability. Windproof construction will protect you from all the vagaries of the weather. Lightweight, very comfortable durable ripstop fabric. Special design with a ventilation hole on the back. Fully packable in left pocket, with stretch shoulder strap for easy carrying. Secure zippered hand pockets with inner mobile phone pocket on the right side. Bottom hem with adjustable hem for perfect grip. Reflective details for running in low light conditions.