Rich in Japanese décor and inspired by French influences, Iridium featuring Sothys offers a sublime retreat where guests may experience quintessential treatments designed to address every skin and body care need. Located on the 14th floor of the St.Regis Hotel, this 355 sqm spa is a welcoming oasis of pampering in the most inviting of urban settings. Dedicated to providing guests with exceptional experiences, we offer luxurious service and incomparable treatments by aestheticians trained by acclaimed therapists from the Sothys Institut de Beauté in Paris.