{"product_id":"cosmtek-black-hair-dye-shampoo-for-gray-hair-16-9-fl-oz-3-in-1-quick-tint-conditioner","title":"COSMTEK Black Hair Dye Shampoo for Gray Hair — 16.9 fl oz 3‑in‑1 Quick Tint \u0026 Conditioner","description":"\u003cstrong\u003eCOSMTEK Black Hair Dye Shampoo is an all-in-one semi-permanent hair color shampoo that quickly tints gray or faded hair black while conditioning and protecting strands.\u003c\/strong\u003e\n\n\u003cp\u003eThis 3-in-1 black hair dye shampoo (16.9 fl oz) blends coloring actives with conditioning compounds so you can refresh your natural dark tone at home without a separate dye kit. The formula is designed for fast application: massage on, wait 15–20 minutes, and rinse. It aims to deliver instant coverage for gray hairs and added shine with minimal tools—gloves are included for easy cleanup.\u003c\/p\u003e\n\n\u003ch3\u003eHow does COSMTEK make gray hair look naturally black?\u003c\/h3\u003e\n\u003cp\u003eThe shampoo contains semi-permanent coloring agents that deposit pigment on the hair surface rather than altering the cortex, producing a visible black result with a natural-looking finish. Conditioning ingredients help smooth cuticles so color reflects light evenly for a richer appearance.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSurface-deposit pigments for quick black coverage\u003c\/li\u003e\n  \u003cli\u003eConditioning complex reduces frizz and enhances shine\u003c\/li\u003e\n  \u003cli\u003eWorks on straight, wavy, or curly textures\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs it easy and safe to use at home?\u003c\/h3\u003e\n\u003cp\u003eYes — no bowl or brush required. The bottle lets you apply the shampoo directly with the included gloves, then massage and rinse after the recommended time. A patch test before first use is advised to check for sensitivities.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eApply with gloves provided; no mixing needed\u003c\/li\u003e\n  \u003cli\u003e15–20 minute processing time for one-step application\u003c\/li\u003e\n  \u003cli\u003eRinse thoroughly; avoid contact with eyes and follow instructions\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow long does the black color last and what maintenance is needed?\u003c\/h3\u003e\n\u003cp\u003eThe semi-permanent tint typically persists through regular washes for approximately 2–3 weeks, varying with hair porosity and washing frequency. Color gradually fades rather than roots regrowing, so repeat applications restore uniform black tone as needed.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eLasts up to 2–3 weeks on most hair types\u003c\/li\u003e\n  \u003cli\u003eFade is gradual; reapply when roots or fading become noticeable\u003c\/li\u003e\n  \u003cli\u003eUse color-safe shampoos and avoid excessive hot-water rinses to extend wear\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat hair types and needs does it suit best?\u003c\/h3\u003e\n\u003cp\u003eThis shampoo was formulated to cover gray and refresh darker shades on a wide range of hair types, including thick, fine, straight, and curly. It’s a convenient option for anyone seeking a quick at-home color boost without salon time or complex multi-step dyeing.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eEffective on coarse, thin, and medium-density hair\u003c\/li\u003e\n  \u003cli\u003eSuitable for both women and men seeking black coverage\u003c\/li\u003e\n  \u003cli\u003eWorks as a color refresh between permanent treatments\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: COSMTEK Black Hair Dye Shampoo is ideal for people who want fast, at-home black coverage for gray or faded hair, and those who prefer a gentle, conditioning color option without mixing dyes. It’s also suitable for busy users who value a one-step routine and anyone looking to temporarily darken hair while preserving texture and shine. Always perform a skin sensitivity test before full application and follow safety directions on the label.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How long should I leave COSMTEK Black Hair Dye Shampoo on?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Massage into hair and leave for 15–20 minutes before rinsing for best results.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will this shampoo permanently dye my hair black?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No, it is semi-permanent; color typically lasts about 2–3 weeks and fades with washing.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"COSMTEK","offers":[{"title":"Default Title","offer_id":51485610180841,"sku":"B0B41X3RDF","price":68.27,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/7674\/2633\/files\/cosmtek-black-hair-dye-shampoo-front-bottle.jpg?v=1783194200","url":"https:\/\/cervaaustralia.com\/products\/cosmtek-black-hair-dye-shampoo-for-gray-hair-16-9-fl-oz-3-in-1-quick-tint-conditioner","provider":"Cerva Australia | Professional Beauty Supplies, Skincare \u0026 Cosmetics","version":"1.0","type":"link"}