St. Moriz Advanced Pro Formula Dark 5in 1 Tanning Mousse Bikini & beach fans, this one’s for you. Perfect for recreating a holiday tan, this is a beautifully fragranced, superlight mousse formulation, which is easy to apply & creates an instant bronzing effect & an all over flawless tan. Available in Medium for a golden glow, & Dark, for a deeper, long haul tan. You know your best assets so why not show them off?