Sheer Physical UV Defense SPF 50 is an ultra-sheer and transparent sunscreen fluid that offers broad spectrum protection for all skin types, including sensitive. One of the best sunscreens for the face, it is formulated with broad spectrum 100% physical filters Zinc Oxide and Titanium Dioxide and enhanced with artemia salina, a plankton extract to help boost skin’s natural defenses to UV- and heat-induced stress. This silky sheer fluid spreads easily and dries quickly, leaving no residue.