Patagonia Womens Rios Secret Dress 20% nylon Imported Patagonia Apparel Size Guide Trade in your powder suit for this Patagonia&reg; Rios Secret Dress. Slim fit has a modern cut that hugs the body while still leaving room for movement. Knit dress with a beautiful pattern on the shoulders and sleeves. Scoop neckline. Long sleeves. Contrast around the collar and down the front button placket. Tonal ribbing in the front and back add a beautiful shape. Wide rib at the cuffs and hemline. 80% lambswool, 20% nylon. Hand wash cold, reshape and dry flat. Imported. Measurements: Length: 35 in Product measurements were taken using size XS (Women's 0-2). Please note that measurements may vary by size.