Experience weightless volume and lasting strength with Olaplex No.4FINE Bond Maintenance Shampoo, specially formulated for fine hair. This ultra-light, clinically proven formula gently cleanses while delivering visible body, bounce, and softnessnever weighing strands down. Designed to work in harmony with the No.5FINE Conditioner, it supports healthier hair with every wash. Powered by patented OLAPLEX Bond Building TechnologyTM, this shampoo helps to repair, strengthen, and shield hair from everyday damage caused by styling, environmental stressors, and salon services. It lifts away product build-up while reinforcing fragile strands, leaving hair visibly fuller and touchably smooth. Benefits of Olaplex No.4FINE Bond Maintenance Shampoo: Clinically proven to strengthen and repair fine hair Provides weightless volume, bounce, and softness Removes build-up without stripping natural moisture Helps prevent future breakage and damage Ideal for fine or flat hair types How to Use: Apply t