OYA Fresco Azul cancels Orange and brassy tones in brunettes and dark blondes. In ultra-light blondes, Azul creates a pastel blue hue, results are stronger on lighter hair.

Instructions:
Using gloves, apply evenly to clean, damp hair. Leave in 3-5 minutes or up to 15 minutes for maximum color deposit. Rinse thoroughly. Use as needed to refresh and intensify color. Results vary depending on hair type and color. Patch testing should be performed prior to each use.  Refer to the caution section for instructions on how to perform this test.