NR21 SA engages in the design and distribution of outdoor and indoor clothing for men, women, and children. The firm's brands include Arthur, Hector Cheri, and Hortense Cherie. Its products include sleepwear, underwear, socks, slippers, swimwear, dressing gowns, night shirts, and bathrobes. The company was founded by Jean-Louis Pariente and Lionnel Rainfray on June 16, 1983 and is headquartered in Paris, France.