Physical Fusion UV Defense SPF 50 is a weightless fluid that combines 100% mineral filters with translucent color spheres for effective broad spectrum UVA/UVB protection and an even, radiant finish. This high protection zinc oxide sunscreen also contains artemia salina, a plankton extract known to increase skin’s resistance to UV- and heat-induced stress. Dermatologist-tested for safety. 50 ml. 1.7 oz.