A Natural Repellent to Protect your Pets from Fleas, Ticks, Mosquitoes and Flies Flea + Tick Spray: A natural flea and tick repellant formulated by nature. The combination of Brazilian oils from certified forests act as a natural shield from unwanted pests. The oils have been used for centuries by the indigenous people of the Amazon forest to keep pests from detecting a desirable scent from their skin thus creating avoidance. Does not contain any drugs or synthetic chemicals. No known toxic effects from licking the skin. Safe for use on beddings and could be applied to collars that are able to soak up the oils. Pleasant and refreshing smell! Clean, non-sticky active ingredients!