Kiehl's Ultra Light Daily UV Defence SPF50 Pa+++ is an anti-aging sunscreen treatment designed to provide highly effective and long-lasting sun protection. It protects the skin from harmful UVA and UVB rays and other external agents while reducing signs of skin aging. With active ingredients like Baikal root extract and cellulose pearls, it reinforces the skin's natural barrier and maintains hydration, making the skin smoother, more radiant, and youthful with regular use.