Cold weather shouldn't keep you from your workout. Therma-FIT technology helps manage your body's natural heat to keep you warm in cold-weather conditions, and the convertible, fold-over design allows you to adjust your preferred facial coverage. Fit & Design: Convertible, fold-over design allows you to adjust your preferred facial coverage Ponytail opening on the back of the hood provides long-hair options Technology Nike Therma-FIT technology helps manage your body's natural heat Additional Details: Hand wash Imported