Helps prevent sunburn and photodamage caused by UVA/UVB exposure. Higher SPF gives more sunburn protection. If used as directed with other sun protection measures (see directions), decreases the risk of skin cancer and early skin aging caused by the sun. Mineral sunscreen: Protects your skin by acting like thousands of tiny shields that reflect UV rays. UVA/UVB protection. Broad spectrum. Smart Cap technology. Cap turns pink in harmful UV light. Water resistant (80 minutes). We love the reef. No oxybenzone or octinoxate.