Josh’s advice​...if your aim is to cover grown out roots, only apply permanent colour to the regrowth. Apply a ​ Gloss​ to mid-lengths and ends afterwards for a natural, blended finish. Do not apply permanent colour over highlighted or balayage mid-lengths and ends, it will colour over and remove this effect from your hair. When it comes to changing the colour of your hair – knowing some basic information about how hair colour charts work can be fundamental in understanding the options presented to you in-salon. THE L’ORÉAL PROFESSIONNEL COLOUR NUMBERING SYSTEM EXPLAINED

At Natur Vital we understand you cannot make permanent hair colorant without chemicals as the process requires complex reactions to ensure long lasting vibrant colours. Natur Vital has removed or replaced with less aggressive ingredients the main causes of allergic reactions: ammonia, resorcinol, parabens and PPD. Boots UK is the leading pharmacy-led health and beauty retailer in the UK, with close to 2,500* Boots UK stores and over 60,000* employees. Boots UK’s purpose is to help customers look and feel better than they ever thought possible. With customers at the heart of the business, Boots UK is committed to providing exceptional customer and patient care, be the first choice for pharmacy and healthcare, offer innovative products 'only at Boots' such as the UK’s leading skincare brand No7, all delivered with the great value our customers love. Created over 160 years ago, the Boots brand is still at the heart of the communities it serves. So just what is a level 7.0 hair colour? As I explained in my article on how to go blonde without bleach, hair colour bases are numbered from one to ten, based on depth. This numbering system is called the International Colour Code (the ICC), and it’s used throughout the hair industry around the world. description":"So, you want to go purple? What’ll it be? A full head of lavender, a two-tone mauve dip-dye, or a berry-whisked balayage look? Let’s look at your options, based on your existing hair colour and daredevil level." Garnier Nutrisse Ultra Color D4+ Ultra Lightener Permanent Bleach allows you to go platinum blonde in just one step! Achieve up to a 9 level lift and get our lightest, purest, blonde shade result thanks to innovative lightening technology enriched with oil.

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But what if you’re not ready to go maximum vibrancy just yet? If this sounds like you, it could be time to dip your toe (or, more accurately, your hair strands) into the great, wild world of dip dye. OLETH-30 • LAURIC ACID • HEXADIMETHRINE CHLORIDE • GLYCOL DISTEARATE • POLYQUATERNIUM-22 • ETHANOLAMINE •

At Garnier, we know that oil can do much more than just condition your hair. When concentrated at the heart of the Olia permanent blonde hair dye formula, oil maximises the blonde hair colour result. Garnier Olia permanent hair dye is a 60% oil-powered formula, with natural flower oils and ammonia free for a pleasant scent. Our at home hair dye visibly improves the quality of hair, for 3x shiner** and 35% smoother hair**. Olia home hair colour will also provide maximum colour performance for lavish, vivid and long-lasting blonde hair. Plus, Olia permanent hair colour has a unique sensorial application and optimal scalp comfort with our non-drip smooth velvety texture of the colourant cream. ** Instrumental test vs before and after colouration.Garnier Nutrisse Ultra Color Ultra Violet 4.26 permanent hair dye allows you to dye your hair in the comfort of your home, giving you intense, vibrant long-lasting colour. Aqua (Water); Sodium Laureth Sulfate; TEA Lauryl Sulfate; Cocamidopropyl Betaine; PEG-7 Glyceryl Cocoate; Glycerin; Sodium Lactate; Aloe barbadensis leaf juice*; Panthenol; Althaea officinalis root extract; Polyquaternium 11; Dipotassium Glycyrrhizate; Polyquaternium 10; Calcium Panthotenate (Vit. B3); Inositol (Vit B7); Biotin (VitH); Retinol (Vit A); Tocopheryl Acetate (Vit. E); Glyceryl Linoleate; Glyceryl Linolenate; Glyceryl Arachidonate (Vit. F); Isostearamida MIPA; Benzoic Acid; Propylene Glycol; Glycol Distearate; PEG-55 Propylene Glycol Oleate; Cocamide DEA; Parfum (Fragrance); Citric Acid; Dehydroacetic Acid; Sodium Chloride; Phenoxyetanol; Disodium EDTA.

Next your colourist will look at the second and third numbers on the colour chart that appear after the period mark. These numbers indicate the primary and secondary reflects/tones that are present in the colour. It is essential you peform a patch test 48 hours prior to application details are contained in the instruction leaflet.Follow this tutorial and learn how to dye your hair grey or silver from the comfort of your own bathroom. Covering everything from the tools you need to the colouring process, here’s everything you need to know to achieve the perfect silver shade."