Revox B77 Plex Bond Multiply Formula is the first step in the advanced Revox B77 hair reconstruction system. Created specifically for professional use and to reduce hair damage during treatments at your salon. The concentrated formula for express repair leaves hair noticeably stronger. Combined with Revox B77 Plex Bond Perfect Formula at the salon, it completely transforms the hair. Protects color and is beneficial for all hair types. - Works to repair hair breakage - Restores and protects hair - Reduces damage during hairdressing treatments -For professional use only. It is used as a treatment: 1) Mix a small amount of Revox B77 Bond Multiply Formula with the chemical: bleaching, coloring, etc. 2) After the necessary treatment time has elapsed, rinse the hair well with Revox B77 Plex Bond Care Shampoo. 3) Follow with a generous amount of Revox B77 Plex Bond Perfect Formula as directed.