MILD. Lightweight outerwear with no interlining, ideal for spring weather.
MODERATE. Transitional-season outerwear with a light interlining, ideal for cooler spring and fall weather.
COLD. Winter weather outerwear with an insulating middle layer, of fill or interlining, for warmth.
EXTREME. Outerwear that's more heavily insulated, often with down blends, for colder winter conditions.
See individual listings for actual construction and fabric content.