This Glass Spray is a fantastic way to re-color, brighten up or create innovative glass based effects; the more layers applied the more opaque the effect. Perfect for DIY and creative applications like creating shadows or adding a splash of color to the light passing through your chosen glass surface. Excellent for practical applications like frosting window glass to create areas of more privacy through a milk glass like finish, or to simply vary the light entering a room to achieve more ambiance or warmth.Details:Available in assorted colors250 mLSemi-transparent, frosted matte finishDries in 3-5 minutesNitro-acrylic combination paint baseNot recommended for use on acrylic or plexiglass surfacesConforms to ASTM D-4236