KERASTASE Resistance Fibre Architecte Renovating Dual Serum 1-2 1.01 oz

A lightweight dual-chambered reparative serum. Treats brittle hair with extremely damaged lengths and split ends. Formulated with a unique Ciment Cyclane Complex that penetrates into hair fiber cortex. Helps re-construct hair fiber, re-surface hair and seal split ends and adds a healthy, long-lasting shine to hair. This leave in seum makes hair appear suppler, sleeker, stronger and more vigorous with no greasy feel.