Ingredient benefits. Tropical Heat®, native to Emerald Bay, is a skin-stimulating technology that provokes a crimson-colored flush and warming effect over skin. Rated with a level 7 heat factor. Double Shot Bronzers enhance natural tanning results with a burst of golden-brown color in 2-4 hours. Sandalwood Extract moisturizes dry skin as its soothing scent helps ease everyday tensions. Agave Nectar®, from the noble desert plant, is enriched with premium skin care concentrates and fortified with nutritive vitamins to help provide tanners with supple skin and a healthy-looking tan.