K18 Leave‑in Molecular Repair Hair Mask review – why this cult treatment is worth it

Get it whilst you can, at this incredible price. (Picture: Metro/Metro Deals/Getty)

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Haircare will always be one of the most essential parts of routines. Whilst sometimes it’s a hassle when hair wash day comes around, you can’t beat that fresh feeling afterwards.

As a society, we’ve entered an era of taking more care of our locks, whether that’s with cleansing shampoos, strengthening conditioners, and leave-in treatments that nourish and prot...