Think Thinksport Sunscreen SPF 50 6 fl oz 177 ml BPA-Free, Not Tested on Animals.  Dermatologist Recommended Active Ingredient: Zinc Oxide 20%, Reef Friendly, Biodegradable Formula, Water Resistant 80 minutes, Broad Spectrum UVA/UVB, The Standard for cleaner healthier sunscreens, Vegan, No Animal Testing, Leaping Bunny Certified, Mineral Based Formula, lightweight, sweat-resistant.  This SPORTS formula is highly effective for long hours in the sun.  Apply liberally 15 minutes before sun exposure.  Reapply after 80 minutes.