By eHow Fashion, Style & Personal Care Editor
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Self tanners are a safe alternative to sunbathing. You get the same look without having to worry about skin damage, wrinkles or too much exposure to UV rays. Most products use a color additive called dihydroxyacetone (DHA). It reacts with your skin cells to darken the skin's appearance. The tan lasts for days. Self tanners have evolved from the days of orange streaks, that's for sure. Now, they boast streak-free application.
eHow Fashion, Style & Personal Care Editor