Tint Slime is a window tint mounting & cleaning solution. Tint Slime can be used to install automotive window tint, paint protection film, flat glass film, and vinyl. Tint Slime is free of particulates and won't separate. Tint Slime is safe for use on interiors, biodegradable, and of course, tint safe. Concentrate; mix 1 ounce per 1 gallon of water.