Free Skin Anti ImperfectionFree Skin is a Light Therapy cosmetic instrument with formidable effectiveness on "problem" skin: acne prone imperfections, shine and redness cannot resist it! 2 possible uses: Local and occasional imperfections : 3 sessions (morning, noon, evening) of 2 minutes per day on the imperfection until it disappears. Chronic and extensive imperfections : 2 sessions (morning and evening) of 2 minutes per day, sweeping all the affected areas with the device.