HELEN SEWARD P3K KERATIN SERUM #4B 150ml

Helen Seward P3K No. 4B Keratin Finalizing Serum is the finishing serum used after the system’s conditioner. It supports the final heat-styling stage and helps the flat iron glide through the hair.

This is the 150 mL format. Apply only according to the manufacturer’s complete P3K finishing protocol and heat-styling directions.