St. Regis Caroline's Four Hundred Room SprayThe signature scent of St. Regis Hotels and Resorts. A fresh, green, naturalistic fragrance based on the flowers decorating the Astor family of New York's famous Gilded Age balls. Inspired by one of the most splendid balls held by Caroline Astor, the matriarch of the hotels founding family and doyenne of New Yorks Gilded Age society, Carolines Four Hundred takes its name from the 400 notable guests that represented the highest echelons of New York