Olaplex No. 4 Bond Maintenance Shampoo Concern_Lack of Definition It smoothes the keratin scales

It smoothes the keratin scales and seals the cuticles

The Thermal Active Setting Spray does two jobs in the step where most people only do one: it shields the hair from the heat of a dryer

Optimized cutting edge geometry for more durability and sharpness

bombshell volume of Body Shake - the buildable spray that's never stiff or sticky

Olaplex No. 4 Bond Maintenance Shampoo Concern_Lack of Definition It smoothes the keratin scalesOlaplex No. 4 Bond Maintenance Shampoo Strengthen, Repair & Nourish Your Hair Transform your hair care routine with Olaplex No. 4 Bond Maintenance Shampoo, the ultimate solution for damaged, dry, and color treated hair. This premium sulfate free shampoo is specifically formulated with Olaplex's patented Bond Building Technology to repair, strengthen, and protect your hair. Whether you're dealing with heat damage, chemical damage, or split ends,