WhatÃ¢Â€Â™s harming your skin? Every day, your skin is damaged by environmental aggressors and free radicals from the sun, pollution and blue light. In fact, blue light can be just as harmful as UV rays: four days in front of a computer is just as damaging to your skin as 20 minutes in the mid-afternoon sun.* This damage can cause premature aging, including uneven skin tone, dullness, and fine lines & wrinkles.City SkinÃ¢Â„Â¢ Overnight Detox Moisturizer neutralizes daily exposure to pollutants and free radicals while you sleep. A nourishing botanical blend smooths and reverses pollution-related dehydration as vitamin C helps reset brighter skin overnight.*According to a study by Unilever Skincare Research.