With bobs and colour glossing being prominent players in the list of 2026 hair trends, it makes total sense for Martha Stewart's latest hair transformation to combine the two for the ultimate summer-ready hairdo. Ideal for those wanting to try out new shades, enhance tones, or prolong your colour between salon visits, this hair mask delivers a temporary wash of colour that gradually fades with each shampoo. Add shimmering shine Kérastase Gloss Absolu Glaze Drops Hair Oil With Wild Rose £32 at LOOKFANTASTIC UK The key to healthy-looking hair is investing in a hair oil, like these Glaze Drops by Kerastase. This lightweight oil has been formulated to boost smoothness and shine, without weighing tresses down, for bouncy, glossy hair. In a reel posted to Instagram on Sunday, 9th August, Martha Stewart made waves when celebrity hairstylist Chris Appleton debuted her new hair transformation – and it's a major change to her signature golden blonde bob.