Shimmer Lights Anti-Brass Plex Lightener Step No1 is designed to strengthen hair from the outside in using built-in Plex technology for up to 97% less breakage.
Achieve up to 7 levels of lift with our anti-brass violet formula and ensure clear, cool blonde results. ​
Multi-purpose Plex Lightener can be used for on or off-the-scalp lightening on all hair types.
​Mix with chosen 10 vol or 20 vol cream developer & apply to dry hair. Process up to 50 min. Rinse. DO NOT SHAMPOO! Follow with Shimmer Lights Plex Treatment (No 2)