Cold weather doesn't stand a chance against this defense. Insulation at the chest pairs with Nike Therma-FIT technology to help keep you going all year long. Benefits:Nike Therma-FIT technology helps manage your bodya (TM)s natural heat to help keep you warm in cold-weather conditions. Thumbholes let you extend your coverage and help hold the sleeves in place while you move. [] Product Details:Reflective details. 100% polyester. Machine wash. Imported. Not intended for use as Personal Protective Equipment (PPE). Style: IR5703; Color: Black; Size: S; Gender: Female; Age Group: Adult