Complete waterproof/breathable weather protection, including fully seam-sealed construction, combines with ultralight, ultrawarm Premium Down insulation and extra length to provide maximum shelter from the most severe winter conditions. Adjustable, insulated hood has a removable faux fur ruff. NOTE: Temperature ratings are based on a controlled laboratory test by an independent university lab. Also consider: your sensitivity to cold and wind-chill; time of exposure; activity level; and use of layering. Models shown are 5’9" to 5’11" tall, wearing size S/4, L/12, or XXL/18.