Olaplex No.4P Blonde Enhancer Toning Shampoo

All OLAPLEX® products contain our patented technology, strengthening fragile bonds with every step of the routine for the healthiest hair possible. Their best-selling shampoo is now formulated to celebrate the beauty of blonde. OLAPLEX® No.4 BOND MAINTENANCE™ SHAMPOO cleanses while adding hydration and repair. The newest addition to the family, OLAPLEX® No.4-P maintains all the benefits of the original and deposits just the right amount of tone to neutralize any unwanted warmth between salon visits. Whether your blonde comes naturally or from your stylist, root to tip or balayage, even if you’re proudly grey - OLAPLEX® 4-P BOND MAINTENANCE PURPLE SHAMPOO will help keep your color bright. **OLAPLEX products are thoroughly tested in-house and by independent third-party laboratories for safety and efficacy. This product testing includes the industry standard Human Repeat Insult Patch Test (HRIPT), which tests for skin irritation or sensitivity. All of OLAPLEX products passed the HRIPT, meaning the products show no signs of causing irritation, inflammation, or sensitivity. ** 8.5 oz.