Directions:- apply liberally 15 minutes before sun exposure- reapply:- after 40 minutes of swimming or sweating- immediately after towel drying- at least every 2 hours- children under 6 months: Ask a doctor- Sun Protection Measures. Spending time in the sun increases your risk of skin cancer and early skin aging. To decrease this risk, regularly use a sunscreen with a Broad Spectrum SPF of 15 or higher and other sun protection measures including:limit time in the sun, especially from 10 a.m. - 2 p.m.wear long-sleeve shirts, pants, hats, and sunglasses