Adventure Medical's Ben's 100 Max Deet Tick & Insect Repellent is your best defense against potentially lethal bug bites. This water based repellent uses powerful DEET to protect you from dangerous Lyme disease carrying ticks and West Nile Virus infected mosquitoes. DEET has been proven safe, when used as directed, and is the most powerful insect repellent available. Ben's formula is alcohol and propellant free to deliver the highest concentration of repellent without environmentally hazardous fluorocarbons. Use Ben's easy to apply insect repellents to keep you, and your family, safe when heading outdoors this year.