K18 Leave-In Molecular Repair Hair Mask 5ml

The K18 Leave-In Molecular Repair Hair Mask is one of the most talked-about haircare launches in recent years, and for very good reason. This little 5ml size is a brilliant way to try the full K18 experience without committing to the larger size — perfect if you’re curious about the science behind the hype. K18 works differently to traditional hair masks; rather than simply coating the hair, it’s designed to work at a molecular level to repair damage caused by colouring, heat styling, bleaching, and chemical treatments. The result is hair that feels noticeably softer, stronger, and more manageable after just one use. It suits all hair types and is completely unisex, making it a great pick for anyone whose hair has seen better days. The leave-in formula couldn’t be simpler to use — no rinsing required — and it works on wet hair as part of your regular wash routine. Whether your hair is colour-treated, heat-damaged, or just in need of some serious TLC, the K18 Hair Mask is worth every bit of its reputation.