Ultra SK Most often, such skin occurs in blondes or women with red hair. Any external stimulus acts in a fatal way:summer heat, winter frost and strong wind, UV Ultra SK radiation, dust and other aggressive factors. This skin must be protected, it must be provided with adequate nutrition and protection. After discovering the reasons for the sensitivity of the skin, it is possible to find individual ways of deciding this problem - in any case the approach will be different. Taking care of sensitive skin However, there are ways that always help to make your skin more healthy and fresher, restore tone, eliminate irritation and slow down your skin.