Spf 50 gallon size (128 ounce), with pump dispenser-used by diverse consumers such as construction workers, recreational employees, lifeguards, athletes, children and school centers. Rms has designed a unique, "dual system" of sunscreen protection for extreme uv environments. The spf 50 provides a layer of physical blocking power with the addition of titanium dioxide (tio2). There is a unique, visible application with our tio2 formula that allows the sunscreen user to actually see where they are putting sunscreen on, and helps to eliminate missed areas. Dual system formulations, like rocky mountain sunscreen spf 50, are ideal for those who are active while in the sun. Rocky mountain sunscreen spf 50 formula does not wash away in water or during periods of extreme perspiration. Rocky mountain sunscreen is formulated for use as a daily lotion and defends your skin against the sun’s damaging uv radiation, extreme dry weather and wind burn.rocky mountain sunscreen spf 50 protects 98.0% of the uv spectrum. Rocky mountain sunscreen formulation is a superior moisturizer for the face and skin, and is hypoallergenic, fragrance free, greaseless.additional benefits, greaseless, very water resistant (water proof ), contains no coconut or peanut oil, paba free (para-aminobenzoic acid), uva / uvb broad spectrum protection, will not clog pores (non-comedogenic), hypoallergenic (will not contribute to allergies).