ONE OF A KIND, a single curtain. Untreated, densely woven, soft & strong, slightly creased & incredibly vital... washed hemp is a natural, eco-friendly fabric thatâs easy-care, washable at 40°, does not need ironing & becomes more beautiful with time. 10ONE OF A KIND, a curtain. Untreated, densely woven, soft & strong, slightly creased & incredibly vital... washed hemp is a natural, eco-friendly fabric thatâs easy-care, washable at 40°, does not need ironing & becomes more beautiful with time. 100% faded HEMP! 3 cm diameter metal eyelets in gunmetal grey.