{"product_id":"black-hair-dye-shampoo-400ml-pack-of-2-100-grey-coverage-fast","title":"Black Hair Dye Shampoo 400ml Pack of 2 - 100% Grey Coverage Fast","description":"\u003cp\u003eIn this review the reviewer examines the Black Hair Dye Shampoo 400ml pack of 2 and finds it best suited for people who want a fast, at-home solution to conceal grey hairs without salon time. The single biggest reason to buy is the product's instant coverage that works on the hair surface and washes out over a few weeks, offering a temporary, low-commitment color change; this \u003cstrong\u003einstant hair color\u003c\/strong\u003e is easy to apply and doubles as a conditioner so it saves time for busy users.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eAmmonia free formula:\u003c\/strong\u003e The shampoo deposits color on the hair cuticle rather than penetrating deeply, so it fades over several washes and is gentler on hair and scalp.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLarge 400ml bottles:\u003c\/strong\u003e Each 400ml bottle provides multiple applications so shoulder-length hair can be colored up to about 15 times, giving good value for regular touch ups.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eFast application:\u003c\/strong\u003e The product works in as little as 15 minutes per application, making it a quick solution compared with salon visits.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eNatural oils blend:\u003c\/strong\u003e Enriched with olive oil, argan oil and rice bran oils, the formula conditions hair and aims to leave strands shinier after treatment.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eUnisex use:\u003c\/strong\u003e The shampoo is designed for both men and women and can be adjusted by amount used for different hair lengths and thicknesses.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis product is aimed at someone who wants easy at-home coverage for grey strands, especially users who prefer a temporary option that washes out after a few weeks. It is convenient for people who need quick touch ups before events or for regular maintenance without chemical dyes.\u003c\/p\u003e\n\u003cp\u003ePeople who should look elsewhere include those seeking permanent, salon-grade color or highly precise color matching, since the shampoo deposits surface color and customer reports show mixed color accuracy and longevity for some users. Anyone with a history of strong scalp reactions should patch test first.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003eProvides fast, visible grey coverage in about 15 minutes for a natural look.\u003c\/li\u003e\n \u003cli\u003eConditioning formula with natural oils leaves hair feeling softer after use.\u003c\/li\u003e\n \u003cli\u003eLarge volume offers many applications, making it cost effective for touch ups.\u003c\/li\u003e\n \u003cli\u003eEasy to use at home and suitable for both men and women.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003eColor accuracy and durability are mixed in customer feedback, so results can vary by hair type.\u003c\/li\u003e\n \u003cli\u003eSome users reported issues like hair shedding or mild irritation, so a patch test is advised.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n\u003ctd\u003eProduct format\u003c\/td\u003e\n\u003ctd\u003eInstant color shampoo\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eVolume\u003c\/td\u003e\n\u003ctd\u003e400ml per bottle (pack of 2)\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eCoverage duration\u003c\/td\u003e\n\u003ctd\u003eFades after several washes, typically 3-4 weeks\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eApplication time\u003c\/td\u003e\n\u003ctd\u003eAbout 15 minutes\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eIngredients highlighted\u003c\/td\u003e\n\u003ctd\u003eOlive oil, argan oil, rice bran oil, lavender, peppermint, ginger oil\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eUse frequency\u003c\/td\u003e\n\u003ctd\u003eApproximately 15 applications for shoulder-length hair at 25ml each\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe Black Hair Dye Shampoo 400ml pack is a practical, value-focused option for people who want quick, temporary grey coverage at home without permanent chemicals. It combines conditioning oils with a surface-color formula to deliver easy touch ups, though users should be aware that color match and durability vary and a patch test is sensible for sensitive scalps.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eHow long does the color last?\u003c\/strong\u003e\u003cbr\u003eThe color is temporary and generally fades after several washes, commonly 3 to 4 weeks depending on hair care routine.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the formula safe for frequent use?\u003c\/strong\u003e\u003cbr\u003eThe product is ammonia free and sits on the hair surface; natural oils help condition hair, but follow label guidance and patch test if you have sensitive skin.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow many applications will 400ml give?\u003c\/strong\u003e\u003cbr\u003eFor shoulder-length hair the manufacturer guidance is about 15 applications at 25ml each, and more for shorter hair.\u003c\/p\u003e","brand":"KILOMETS","offers":[{"title":"Default Title","offer_id":48751584608475,"sku":"B0B8RFWL1P","price":32.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71KBu5J_YEL._SL1500.jpg?v=1778777499","url":"https:\/\/gearmusthave.com\/products\/black-hair-dye-shampoo-400ml-pack-of-2-100-grey-coverage-fast","provider":"GearMustHave","version":"1.0","type":"link"}