Highly Commended for Best Classic Suncare Product at The Beauty Awards 2014. Riemann P20 Once-A-Day Sun Filter SPF 50 Very High is non-greasy, non-oily & fragrance free to provide the ultimate coverage, both in & out of the water, for up to 10 hours a day *. Once-a-day application: P20 is designed to ensure one application a day is sufficient, keeping the time spent re-applying sun protection to a minimum. Once-a-day application means a little goes a long way, making P20 more economical than other sun preparations that need to be re-applied regularly during the day. Superior water resistance: Riemann P20 Once-A-Day Sun Filter SPF 50 Very High is proven to remain effective even after frequent swimming. In fact, P20 has been categorised as ' Very Water Resistant', the highest classification available from Colipa Guidelines for Evaluating Sun Product Water Resistance**. UVA & UVB Protection: Offering UVA & UVB protection through highly photostable filters, P20 retains its effectiveness even on extended exposure to the sun. Easy to use: The unique, easy-to-use formulation has a thin consistency, ensuring an even & economic coverage that absorbs rapidly. Stay safe in the sun: Riemann P20 Once-A-Day Sun Filter SPF 50 Very High with a SPF*** of 50, absorbs 95% of the sun's UVB (burning) rays, & offers 10 hours of protection with a single application to allow you a slow, gradual tan. * An independent laboratory test using human volunteers proved that P20 provides 10 hours of sun protection. ** Learn more about the water resistance testing standards on www.colipa.eu *** SPF indicates how much longer a person can be in the sun without being burnt if he/she wears sun protection, as compared to unprotected skin. for you.