Play sun safe with Blue Lizard Kids Mineral SPF 50 Sunscreen Lotion. Formulated with Zinc Oxide and Titanium Dioxide, this kid-friendly mineral sunscreen provides broad-spectrum, head-to-toe sun protection from harmful UV rays, including 98% of UVB rays. With up to 80 minutes of water resistance, this is the ultimate choice for more fun under the sun. With a new and improved formula, this 100% mineral sunscreen now includes antioxidant-rich Blue Algae.