Professional Healthy Hair Shampoo & Conditioner Duo

These bottles offer a high-performance, quat-free shampoo and conditioner that improve hair cleanliness, lightness, and shine. They use Biodiffusion™ technology for multi-layered repair and a dual-action hybrid formula.

• The description claims that the products don't contain thick, viscous texture created by quaternary amines.
• The description claims that the shampoo protects against damage during washing.
• The description claims that the conditioner can be used both as a rinse-out and leave-in treatment.