Sensitive skin is the type that more reactive than usual. This type of skin is easily irritated by weather elements such as wind, heat, sun and cold or by topical products. Also including hormones, lack of sleep and air pollution can be potential triggers. Sensitive skin generally is more reactive to soaps, detergents, dyes, and fragrances in topical products. In results, can caused itchiness, dryness, and reddening.