Hanro Woolen Silk Thermal Shirt Graphite (dark gray). Crew neckline. Long sleeves. 70%25 wool, 30%25 silk. Imported. Designer About Hanro: Hanro is Swiss-based brand known for crafting apparel, loungewear, intimate apparel, and more in relaxed fits and seamless designs. The Hanro women's collection includes nightgowns, panties, chemises and more in fitted designs and pure natural fibers. Be it pajamas, robes, pants or tops, Hanro's products are tailored to suit every body type. Avant-garde kni.