The Bite & Sting spray works in two ways: Repellent and Soothing. • Repellent: based on a powerful active ingredient of vegetal origin • Soothing: this product is also ideal for soothing bites immediately. Derived from lemon eucalyptus essential oil, Effectively Repels mosquitoes in infested, temperate and tropical areas, as well as other Biting Insects (ticks, sandflies) This product offers one possible method of protection, in particular against Zika fever, malaria, dengue fever, yellow fever, chikungunya and Lyme disease &Laboratory tested efficacy: up to 7 hours against tiger mosquitoes (Aedes albopictus), common house mosquitoes (Culex pipiens) and sandflies (Phlebotomus duboscqi);& Swimming or sweating may reduce the duration of protection.