I tried the £10 Revolution Olaplex dupe and I won't buy Olaplex again - Emily Sleight - Liverpool Echo
Amazon.com: Olaplex No. 4P Blonde Enhancing Toning Shampoo, 8.5 Fl Oz : Beauty & Personal Care
Olaplex No.0,3,4,5,6,7,8,9 Bundle Set with Bonus - Olaplex Hair Products for Repair Damaged and Broken Bonds Caused by Chemical, Thermal and Mechanical Damage
Blonde Hair Treatment: The Blonde Maintenance System - OLAPLEX Inc.
Shop the six best Olaplex hair products, according to celebrities