Cutter Skinsations Ultra Light Insect Repellent. Light, clean feel. Protection for the entire family. Repels mosquitoes that may transmit West Nile virus. Repels mosquitoes up to 4 1/2 hours. Not sticky or greasy. Can be applied to clothing. Won't damage cotton, wool, nylon or other synthetic materials. Questions or comments Call 1-800-767-9927 or visit our website at www.cutterinsectrepellent.com. Contains no CFCs or other ozone depleting substance. Federal regulations prohibit CFC propellants in aerosols.