Everyday living is harsh on your skin. Daily exposure to sunlight, smog, pollution and stress is the #1 cause of premature aging. Murad's Environmental Shield product line will help restore, renew and protect your skin against sun damage, preventing and reversing environmental damage. Sometimes the worst enemies are the ones you are hardly aware of. Our skin is constantly under the assault of free radicals which are invisible to the eye yet incredibly powerful. These free radicals make our skin cells unstable and prone to damage which can lead to wrinkles, loss of firmness and discoloration. Murad Environmental Shield creates an unbeatable defense for the skin.