K18's color-safe, pH-optimized formula shampoo with patented peptide technology effectively cleanses. The pH-optimized formula is designed for damaged hair.

How do I use it: Can be used every time you wash. Massage into hair, focusing on scalp. Thoroughly rinse. Repeat as needed.

From K18.

Includes:

• 1.8-fl oz travel-size Damage Shield pH Protective Shampoo