Under Armour Black Storm Insulated Running Jacket The Storm Insulated Run Vest in Black is designed for those who refuse to let the weather dictate their training schedule. This vest repels water, keeping you dry in case of unexpected showers. Its synthetic insulation is lightweight yet warm, making it a perfect layering piece. Reflective details enhance visibility in low light conditions, and the logo on the chest adds a touch of athletic sophistication. Zippered pockets secure your items, allowing you to focus on your run.