This breakthrough product was developed to help meet the needs of those with sensitive skin, and those who are concerned about skin cancer-causing UVA rays. The SPF 30 is a combination of Z-Cote? transparent zinc oxide (one of the most effective sunscreens against cancer-causing UVA rays) plus existing, proven sunscreens. Also protects against chapping, cracking and windburn.SPF 30. Active ingredients: Zinc Oxide sunscreen 8.5 %, Octocrylene sunscreen 8 %, Octinoxate sunscreen 7.5 %. Optimal for water sports. This product was selected to be the standard for use by Navy Seals.