Founded in 1998 No-Toil&&';;s main objective was to simplify air filter maintenance. By ditching the gasoline&&';;s & solvents we were able to formulate a system that was not only easier to use, but safer on your air filter and the environment. Pre-oiled filters allow you to get a clean filter in your bike fast Biodegradable oil on filter means you can just throw filter away in the trash after use 1 Year Warranty