20% DEET. Bushman Aerosols have all been specially formulated to provide lasting protection from biting and annoying insects while remaining unnoticeable on the skin. Just a light spray on exposed skin and where clothing fits tightly to the body will provide hours of protection. In addition, Bushman Aerosols feature a unique formulation that is non greasy, smells nice and is the first and only aerosol repellent with built-in sunscreen for added protection. Aerosol sprays upside down.