St. Moriz Instant Self Tanning Mousse gives you a professional, flawless tan. St. Moriz Instant Self Tanning Mousse has been specially developed with ingredients which help to create an instant bronzing effect, providing you with a perfect, all over, professional self tan. Suitable for all skin types.St. Moriz Instant Self Tanning Mousse applies as a tinted mousse, which means you can see where you are applying it and avoid streaking for a totally natural looking tan! Quick drying and processes over a time period of around 4 hours to give you a natural looking, streak free golden self tan.