{"product_id":"dark-brown-hair-dye-shampoo-400ml-quick-100-grey-coverage","title":"Dark Brown Hair Dye Shampoo 400ml - Quick 100% Grey Coverage","description":"\u003cp\u003eIn this review of the Dark Brown Hair Dye Shampoo 400ml the bottom line is straightforward: this is a good at-home solution for adults who want quick, temporary grey coverage without salon time. It is best for people who prefer an ammonia free, surface-level color that washes out after a few weeks and for those who value natural oils in a formula. The reviewer found it simple to use, delivers solid immediate color in about 15 minutes, and is convenient for repeat touchups thanks to a 400ml bottle that can cover many applications.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast coverage:\u003c\/strong\u003e The shampoo colors hair in about 15 minutes, making it easy to fit into a morning routine or quick touchup session.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemporary formula:\u003c\/strong\u003e The dye sits on the hair surface and typically fades over 3 to 4 weeks, which reduces long-term chemical exposure compared with permanent dyes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGood yield:\u003c\/strong\u003e A 400ml bottle is sized to provide roughly 15 uses for shoulder-length hair and more for shorter cuts, so one bottle lasts multiple applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmmonia free:\u003c\/strong\u003e The product avoids ammonia and acts like a combined shampoo and conditioner for simpler at-home application.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNatural oils:\u003c\/strong\u003e Enriched with olive oil, argan oil and rice bran oil to help nourish hair and add shine during coloring.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMild scent blends:\u003c\/strong\u003e Lavender and peppermint give a light fragrance while ginger oil is included for scalp care and support.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis product suits men and women who want to cover greys quickly without a salon visit and who prefer a less permanent option that fades over weeks rather than months. It is helpful for people who perform frequent touchups and want a single product that conditions while coloring.\u003c\/p\u003e\n\u003cp\u003eIt is less suitable for someone seeking permanent, salon-grade color or for anyone who needs long-term resistance to frequent washing. Users with a history of strong scalp sensitivity should patch test first, since customer experiences with irritation and scent vary.\u003c\/p\u003e\n\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEasy, one-step application that doubles as a conditioner and works in about 15 minutes.\u003c\/li\u003e\n\u003cli\u003eContains nourishing oils that help hair feel smoother and look shinier after use.\u003c\/li\u003e\n\u003cli\u003eGenerous 400ml bottle yields many applications, making it economical for repeat use.\u003c\/li\u003e\n\u003cli\u003eAmmonia free and designed to fade after several washes, reducing long-term chemical exposure.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLongevity is mixed in user reports; some find the color fades faster than expected.\u003c\/li\u003e\n\u003cli\u003eA small number of users report scalp sensitivity or irritation, so a patch test is advised.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eInstant hair color shampoo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eDark Brown\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolume\u003c\/td\u003e\n\u003ctd\u003e400ml\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\u003eDuration\u003c\/td\u003e\n\u003ctd\u003eTypically 3-4 weeks (fades with washes)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKey ingredients\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\u003eAmmonia\u003c\/td\u003e\n\u003ctd\u003eAmmonia free\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe Dark Brown Hair Dye Shampoo 400ml is a practical, cost-effective option for people who want fast, temporary grey coverage at home. It combines easy application with conditioning oils and a sizeable bottle that supports many touchups, making it good value for repeat users who accept a surface-level, fading dye rather than a permanent change.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eHow long does the color last?\u003c\/strong\u003e\u003cbr\u003eThe color typically fades after 3 to 4 weeks and will progressively wash out with regular shampooing.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow many uses are in one bottle?\u003c\/strong\u003e\u003cbr\u003eA 400ml bottle can be used up to about 15 times for shoulder-length hair and more for shorter hair, depending on amount applied.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs it safe for sensitive scalps?\u003c\/strong\u003e\u003cbr\u003eThe formula is ammonia free and contains nourishing oils, but user reports vary, so perform a patch test before full application if you have sensitive skin.\u003c\/p\u003e","brand":"KILOMETS","offers":[{"title":"Default Title","offer_id":48236265570523,"sku":"B0BXX8LYLP","price":32.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/81-T-0ShT5L._SL1500.jpg?v=1770810536","url":"https:\/\/gearmusthave.com\/products\/dark-brown-hair-dye-shampoo-400ml-quick-100-grey-coverage","provider":"GearMustHave","version":"1.0","type":"link"}