Herbal Armor Insect Repellent is the #1 natural, DEET-free insect repellent, and has been endorsed by the New York Times, Popular Science and others. Using six natural repelling oils in over 25% concentration, it's been proven 100% effective for two hours and 95.8% for three hours. Allergy-tested and proven non-irritating, Herbal Armor Repellent is great for kids and those with sensitive skin. The time-released encapsulation helps make them sweat-resistant for active lifestyles. In addition, unlike DEET-based repellents, they won't damage clothing.