Première Decalcifying Pre-Shampoo Treatment & Shampoo Duo by Kérastase

This duo from Kérastase targets hard water damage and calcium buildup on all hair types. The pre-shampoo treatment removes excess minerals while repairing persistent damage, restoring hair's internal structure.

Follow with the repairing shampoo to gently cleanse and reinforce keratin links within the hair shaft, leaving hair smooth, healthy, and full of shine.