Discover five travel-sized Olaplex favourites with the Ultimate Essentials Kit. From pre-shampoo treatments to an intensive moisturising mask, the haircare kit offers everything you need to achieve smoother, stronger-looking hair. Set Contents: No.0 Intensive Bond Building Hair Treatment 40ml A professional-inspired hair treatment that acts as a primer for the No.3 Hair Perfector to promote stronger-looking hair. No.3 Hair Perfector 30ml A pre-shampoo treatment designed to hydrate and prep hair before shampooing. With a pH balance of 3.5-5, the treatment helps to visibly smooth and enhance the shine of dry, lacklustre hair. No.4 Bond Maintenance Shampoo 30ml A clarifying shampoo formulated to minimise the appearance of breakages and split ends. No.5 Bond Maintenance Conditioner 30ml A hydrating conditioner formulated with Bond-Building Technology. No.8 Bond Intense Moisture Mask 30ml An intensive treatment for dry hair, powered by the brand’s patented Bond-Building Technology. The hydrating hair mask moisturises and nourishes hair exposed to chemical, heat and mechanical damage.