This reducer can be added to airbrush colors to make them thinner and more transparent. It will not impact the life of colors after mixing; reducer is particularly helpful for artists using smaller tip-size airbrushes and allows you to operate your compressors at lower P.S.I. settings. It makes colors more transparent; generally adds 10% per volume to paint. Details: Clear 2 fl. oz. Compatible with Createx Colors™ paints; does not alter color For indoor use, multi-surface Paint has 72-hour pot-life after mixing with High Performance Reducer Made in the USA