The Adventure Medical Kits Ben’s 30 DEET Tick & Insect Repellent Eco-Spray (6oz) keeps the bugs at bay without using propellants that may damage the environment. Ben’s gentle, water-based formula stays on longer than alcohol based formulas with little absorption into the skin. Ben’s 30 DEET Tick & Insect Repellent Spray can uses compressed air instead of propellants such as fluorocarbons that may damage the environment. Since no propellants are added to the mixture you get 20-40% more insect protecting DEET formula than propellant based aerosols. Enjoy a bug free adventure with an eco friendly delivery system with the Adventure Medical Kits Ben’s 30 DEET Tick & Insect Repellent Spray.