Bigen Powder Hair Dye Chestnut Brown is a product designed to effectively color hair and is easy to use. This product features a unique formula that colors hair without the need for a developer or peroxide as the powder is activated with water only. Benefits and features of Bigen Powder Hair Dye : Effectively covers gray hair giving you a uniform color. Provides a natural and attractive chestnut brown color. Does not require the use of a developer or peroxide just water. Does not contain ammonia making it gentle on the scalp and hair. The color lasts for a long time and does not fade quickly. Small size and affordable price with enough quantity for a full application on the hair. Provides fast and effective results in a short time. Provides safe and effective coverage for white or gray hai