Yellow Professional Guanidine Relaxation 1800 + Activator

The kit consists of two products: 01 Yellow Sodium Relaxation Bucket from 1800 01 500ml Guanidine Yellow Activator Versatile relaxation, opening curls to straightening. Relatively slower action time, which allows for peace of mind when handling. Compatibility with other relaxing and coloring processes, on healthy hair. Restriction on weakened, lightened or bleached hair. Allows thermal action (use of a board during the process).