Matrix Build-A-Bond Bond Strengthening Shampoo is formulated to gently cleanse while reinforcing weakened hair bonds from within. This advanced formula helps rebuild internal structure compromised by chemical processes and heat styling, leaving hair stronger, healthier and more resilient after each wash. Strengthens internal bonds while cleansing Reduces breakage and improves elasticity Perfect for damaged, chemically treated hair USE Apply to wet hair. Massage into a lather, then rinse thoroughly. Follow with conditioner or mask from the same range for best results.