2015 Sun Mountain Alpine Vest - Womens Reversible for 2015, the Alpine is one of Sun Mountain's most popular women's styles and is constructed with a soft, windproof, microfiber fabric. Its lightweight quilting and weather-blocking, stand-up collar, make the Alpine ideal for cool weather. Slim-cut Soft, windproof, microfiber fabric DWR finish for water and stain resistance Zippered, hand-warmer pockets Snap closure