The wash that sets your keratin. Collagen Krystal No 4 Neutralizing Shampoo gently cleanses and balances after a keratin treatment, helping lock in smooth, lasting results.

Why you will love it

• Neutralises and sets keratin
• Gently cleanses treated hair
• Maintains smoothness
• Prolongs your treatment

Key ingredients

• Gentle neutralising cleansers
• Collagen to smooth and strengthen

How to use

1. Massage into wet hair
2. Work into a lather and rinse
3. Follow with the No 5 conditioner

Good for

Keratin and chemically treated hair.