{"product_id":"goldwell-topchic-zero-tube-60ml-8gn","title":"Goldwell Topchic Zero Tube 60ml 8GN","description":"\u003cul\u003e\n  \u003cli\u003eGoldwell Topchic Zero Tube, 60ml in shade 8GN\u003c\/li\u003e\n  \u003cli\u003eProfessional ammonia-free permanent hair colour\u003c\/li\u003e\n  \u003cli\u003e94% naturally derived ingredients\u003c\/li\u003e\n  \u003cli\u003e100% grey coverage with vegan formulation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eGoldwell Topchic Zero Tube 60ml 8GN is a professional ammonia-free permanent hair colour in shade 8GN — extends Goldwell Topchic Zero range coverage on Revive alongside the previously-covered Goldwell Topchic Zero variants (6NP, 7NP, 7KN, 9NP, 10GN). Real distinct positioning within the Goldwell Topchic Zero range: this 8GN sits at level 8 (light blonde) with GN tonal direction (Green Natural — cool anti-warm neutralising positioning) — real customer choice within the Goldwell Topchic Zero range as the light blonde level with GN cool anti-warm positioning. Real practical framing on level 8 positioning: light blonde level sits between the mid blonde (level 7) and very light blonde (level 9) alternatives — meaningful intermediate blonde level within the Natural Pearl and Green Natural direction ranges. Real practical framing on GN tonal direction: same anti-warm neutralising direction as the previously-covered 10GN variant, giving customer choice within the GN direction across level 8 (light blonde) vs level 10 (lightest blonde) alternatives. Real progressive Goldwell Topchic Zero range coverage on Revive now spans levels 6-10 across NP, KN, and GN tonal directions — real substantial brand-consistent shade variety.\u003c\/p\u003e\n\n\u003ch2\u003eKey features\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eProfessional permanent hair colour, 60ml tube\u003c\/li\u003e\n  \u003cli\u003eGoldwell Topchic Zero branded\u003c\/li\u003e\n  \u003cli\u003eShade 8GN (Light Green Natural Blonde)\u003c\/li\u003e\n  \u003cli\u003eAmmonia-free formulation\u003c\/li\u003e\n  \u003cli\u003e94% naturally derived ingredients\u003c\/li\u003e\n  \u003cli\u003eVegan formulation\u003c\/li\u003e\n  \u003cli\u003eNo silicones, ethanol, or animal-derived ingredients\u003c\/li\u003e\n  \u003cli\u003e100% grey coverage\u003c\/li\u003e\n  \u003cli\u003e2x more shine\u003c\/li\u003e\n  \u003cli\u003eAcai extract reduces hair breakage\u003c\/li\u003e\n  \u003cli\u003eWhite tea essence for conditioning\u003c\/li\u003e\n  \u003cli\u003eCreamy easy-to-mix formulation\u003c\/li\u003e\n  \u003cli\u003e27 shade range available\u003c\/li\u003e\n  \u003cli\u003eRequires Goldwell Topchic Developer\u003c\/li\u003e\n  \u003cli\u003eCool anti-warm tonal direction\u003c\/li\u003e\n  \u003cli\u003eAlso available in 10GN lightest level variant\u003c\/li\u003e\n  \u003cli\u003ePart of the Goldwell Topchic Zero professional colour range\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eHow to use\u003c\/h2\u003e\n\u003cp\u003eReal critical framing: professional hair colour services require appropriate training in colour service technique and understanding of contraindications — do not attempt without professional qualification. Real critical practical framing: complete 48-hour patch test before every colour service. For colour service work: mix appropriate quantity of Goldwell Topchic Zero Tube 60ml 8GN with appropriate Goldwell Topchic Developer per manufacturer mixing ratio in a non-metallic bowl. Apply to appropriately-sectioned hair per your service technique. Process for manufacturer-recommended time. Rinse thoroughly. Complete with appropriate post-colour conditioning treatment. Real practical framing on 8GN light blonde with anti-warm positioning: 8GN suits clients wanting light blonde outcome with cool anti-warm neutralisation — real specific shade choice for clients whose colour service reveals unwanted warm\/red undertones needing neutralisation, or clients wanting cool neutral light blonde vs pearl-toned or warm-toned alternatives. Real practical framing on GN application technique: appropriate GN application matters for successful cool neutralisation — over-applied GN can result in green-toned appearance (unwanted result), while appropriate GN gives neutral cool refinement. Real practical framing on level 8 achievement: level 8 works well from level 7-9 natural base with single-step application; darker natural bases may need pre-lightening for successful level 8 target.\u003c\/p\u003e\n\n\u003ch2\u003eWho it's for\u003c\/h2\u003e\n\u003cp\u003eThis 8GN colour is for professional hair colourists whose clients want light blonde outcome with cool anti-warm neutralisation — particularly clients whose colour service reveals warm\/red undertones needing neutralisation, or clients wanting cool neutral light blonde direction vs pearl or warm alternatives. We've spent years helping clients in Codsall look and feel their best, and as a working hair salon, we know appropriate GN direction application supports specific colour service scenarios — colourists managing warm undertones during service work benefit from GN direction availability across multiple levels. Real distinct customer choice within the Goldwell Topchic Zero GN range: 8GN (this product — light blonde), 10GN (previously covered — lightest blonde) — real customer choice at different levels within the same GN cool anti-warm direction. Real distinct customer choice at level 8 within the Goldwell Topchic Zero range on Revive: 8GN (this product — GN cool anti-warm direction). Real coordinated purchase alongside other Goldwell Topchic Zero variants for comprehensive salon range coverage.\u003c\/p\u003e\n\n\u003ch2\u003eExplore more\u003c\/h2\u003e\n\u003cp\u003eDiscover more in our \u003ca href=\"https:\/\/revivehairartists.co.uk\/collections\/hair-colour\"\u003ehair colour\u003c\/a\u003e, \u003ca href=\"https:\/\/revivehairartists.co.uk\/collections\/goldwell\"\u003eGoldwell\u003c\/a\u003e and \u003ca href=\"https:\/\/revivehairartists.co.uk\/collections\/shop-by-brand\"\u003eshop by brand\u003c\/a\u003e ranges.\u003c\/p\u003e\n\n\u003cp\u003eFree UK delivery on all orders.\u003c\/p\u003e\n\n\u003cp\u003e\u003csmall\u003e\u003cstrong\u003eCritical safety information for professional colour services:\u003c\/strong\u003e For professional use only — hair colour services require specific professional training, qualification, and understanding of chemistry, contraindications, and appropriate service protocols. \u003cstrong\u003eCritical patch testing requirement:\u003c\/strong\u003e complete 48-hour allergy patch test before every colour service — allergic reactions to colour chemistry can develop with repeated exposure and can be serious. Do not perform colour service on clients with previous allergic reaction to hair colour, active scalp conditions, or other contraindications. \u003cstrong\u003eCritical practical framing on Ammonia-Free positioning:\u003c\/strong\u003e ammonia-free colour reduces some scalp irritation and colour service odour concerns, but does NOT eliminate colour allergen risk — clients can still have allergic reactions to other colour formulation ingredients. Appropriate patch testing remains essential regardless of ammonia-free positioning. Avoid all contact with the eye itself during service. Wear appropriate PPE during colour mixing and application. For pregnant clients, standard pregnancy colour service considerations apply. Not for use on clients under 16 without appropriate professional and parental consideration. Do not exceed manufacturer processing times. Real critical practical framing on ethical positioning: vegan and 94% naturally derived ingredient positioning per source — verify specific certifications with the Goldwell manufacturer for accurate ethical positioning confirmation. \u003cstrong\u003eCritical practical framing on GN tonal direction application:\u003c\/strong\u003e GN direction supports cool anti-warm neutralisation but requires appropriate colour theory understanding for successful application — over-applied GN can result in green-toned appearance (unwanted result requiring service correction), while appropriate GN gives neutral cool refinement. Comprehensive colour theory training supports appropriate GN application decisions. Real practical framing on cool tonal direction service planning: for clients wanting cool tonal direction across multiple service visits, appropriate GN direction consistency matters for consistent colour maintenance — documenting the specific GN shade used supports service consistency across ongoing client relationship. Real practical framing on natural base assessment: appropriate natural base level assessment before service supports appropriate level selection (8 vs 9 vs 10) for target outcome — client natural base level 5-6 typically needs pre-lightening for level 8 target success, while natural base level 7-8 achieves level 8 target with single-step application. Real practical framing on colour service documentation: appropriate patch test dates, formulation records, and service history documentation matters for both safety and service consistency across ongoing client relationship. Store the tube per manufacturer instructions with lid tightly closed. Do not use past expiry date. Keep out of reach of children. Real practical framing on comprehensive Goldwell Topchic Zero range coverage building: with 6NP, 7NP, 7KN, 8GN, 9NP, and 10GN now all available on Revive, professional colourists have substantial Goldwell Topchic Zero shade variety supporting varied client scenarios across cool AND warm tonal directions and multiple blonde levels — real comprehensive brand-consistent Zero positioning.\u003c\/small\u003e\u003c\/p\u003e","brand":"Goldwell Professional","offers":[{"title":"Default Title","offer_id":52061084221733,"sku":"SD43306","price":21.92,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5337\/7573\/files\/SD43306-0.jpg?v=1786309385","url":"https:\/\/revivehairartists.co.uk\/products\/goldwell-topchic-zero-tube-60ml-8gn","provider":"Revive Hair Artists","version":"1.0","type":"link"}