Olaplex No. 4P Blonde Enhancer Toning Shampoo

This highly concentrated purple shampoo cleanses, tones, and repairs while keeping hair hydrated from roots to ends. A sulphate-free formula creates a rich lather to neutralise brassiness and boost brightness after one use for all blonde, lightened, and grey hair. Natural or stylist-created, root-to-tip or balayage, every client can benefit using this as part of their Blonde Maintenance Routine for the best blonde yet. Scientifically Proven: 3x Brighter* *Compared to top purple shampoos PRO TIP: Pre-wash with No.4 BOND MAINTENANCE(TM) SHAMPOO to remove any product buildup. To use: Apply to wet hair. Lather fully and let process 1-3 minutes. Rinse. For more intense toning, leave on hair up to 5 minutes. Follow with No.5 BOND MAINTENANCE(TM) CONDITIONER for everyday moisture or No.8 BOND INTENSE MOISTURE MASK for extra hydration. Where: Apply to wet hair, lather fully, and let process. When: 2-3 times per week or as often as needed to neutralize unwanted brassiness. For: All blonde, lightened, and grey hair. - Nut Free - Paraben Free - Phosphate Free - Phthalate Free - Sulphate Free - Vegan - Gluten-Free - Cruelty-Free - All Hair Types - PH Balance - DEA Free - Aldehydes Free - Formaldehyde Free Ingredients: Water (Aqua/Eau), Sodium C14-16 Olefin Sulfonate, Cocamidopropyl Betaine, Glycerin, Sodium Cocoamphoacetate, Sodium Chloride, Acrylates Copolymer, Betaine, Phenoxyethanol, Fragrance (Parfum), Polyquaternium-7, Bis-Aminopropyl Diglycol Dimaleate, Guar Hydroxypropyltrimonium Chloride, Ethylhexylglycerin, Hexyl Cinnamal, Limonene, Citric Acid, Sodium Benzoate, Acid Violet 43 (Cl 60730) 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 OLAPLEX products have passed the HRIPT, meaning the products show no signs of causing irritation, inflammation, or sensitivity.