Ready for salon-quality haircare? The No. 3 Hair Perfector from Olaplex is a lightweight, silky fluid developed to help strengthen hair bonds and promote hair damage repair in strands that are exposed to hair colouring, the environment and everyday wear and tear. Arguably their most iconic product, this once-a-week treatment is a great way to achieve a healthy hair transformation and keep your locks looking glossy and full of vibrancy.