Support Small Biz No. 4p PreviousNo. 3 Hair Perfector NextNo. 4 Bond Maintenance Shampoo No. 4p No. 4p $28.00 Olaplex’s purple toning shampoo to help cut brass and improve ash in the tone of your hair Quantity: Add To Cart Facebook0 Twitter LinkedIn0 Reddit Tumblr You Might Also Like No. 7 Bonding Oil $28.00 No. 4 Bond Maintenance Shampoo $28.00 Malibu Blonde Treats // Select Your Quanity $5.00 Lavender Mint Moisturizing Shampoo // Hydrating + Soothing $18.00 Lavender Mint Moisturizing Conditioner $19.50