St. Tropez Self Tan Extra Dark Bronzing Mousse 6.7oz / 200ml The St. Tropez Self Tan Extra Dark Bronzing Mouse is a lightweight, velvety mousse that blends easily for your darkest, most natural looking tan. Its deep guide color leaves a soft, smooth, flawless finish on the skin that ensures an even, streak free tan that lasts for days and fades evenly. With St Tropez's new Quick Intelligent Tan Development System, it can be rinsed off just after 4 hours for an intense dark bronze or after 8 hours, for your ultimate "extra dark" tan that will make you look like you've been on a 2 week beach vacation. Suitable for all skin tones and clinically proven to moisturize all day, this is their fastest, deepest, most natural looking tan yet.