Black Hair Dye Shampoo 400ml Pack of 2 - 100% Grey Coverage Fast

In 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 instant hair color is easy to apply and doubles as a conditioner so it saves time for busy users.

Key Features

• Ammonia free formula: 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.
• Large 400ml bottles: 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.
• Fast application: The product works in as little as 15 minutes per application, making it a quick solution compared with salon visits.
• Natural oils blend: Enriched with olive oil, argan oil and rice bran oils, the formula conditions hair and aims to leave strands shinier after treatment.
• Unisex use: The shampoo is designed for both men and women and can be adjusted by amount used for different hair lengths and thicknesses.

Who It's For

This 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.

People 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.

Pros & Cons

Pros

• Provides fast, visible grey coverage in about 15 minutes for a natural look.
• Conditioning formula with natural oils leaves hair feeling softer after use.
• Large volume offers many applications, making it cost effective for touch ups.
• Easy to use at home and suitable for both men and women.

Cons

• Color accuracy and durability are mixed in customer feedback, so results can vary by hair type.
• Some users reported issues like hair shedding or mild irritation, so a patch test is advised.

Specifications

Product format	Instant color shampoo
Volume	400ml per bottle (pack of 2)
Coverage duration	Fades after several washes, typically 3-4 weeks
Application time	About 15 minutes
Ingredients highlighted	Olive oil, argan oil, rice bran oil, lavender, peppermint, ginger oil
Use frequency	Approximately 15 applications for shoulder-length hair at 25ml each

Our Verdict

The 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.

Frequently Asked Questions

How long does the color last?
The color is temporary and generally fades after several washes, commonly 3 to 4 weeks depending on hair care routine.

Is the formula safe for frequent use?
The 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.

How many applications will 400ml give?
For shoulder-length hair the manufacturer guidance is about 15 applications at 25ml each, and more for shorter hair.