[Facial Gray Hair Coverage for Mustache, Beard, Sideburns]: This black beard dye shampoo for men is designed to cover facial gray hair in 5 minutes (5–10 minutes for stubborn gray hair), helping you look younger and more refreshed. Unlike other dyes, it restores your natural beard color with a thicker, fuller appearance and is very easy to use. [Black Beard Color & Hair Dye Shampoo]: Specially formulated for men, this black beard dye shampoo works to color all facial gray hair and can also be used as a hair dye shampoo. Enriched with argan oil and noni extracts, it helps nourish facial hair and enhances shine. Herbal ingredients provide a safe and comfortable coloring experience, helping to avoid irritation commonly associated with gray hair coverage. [Quick and Easy to Use]: No pre-mixing required—color your hair and beard quickly and easily at home. Simply apply the shampoo evenly to facial hair, wait 5 minutes, then rinse thoroughly. This men's beard dye provides natural-looking gray coverage without staining or mess. [Long Lasting Beard Color Effect]: This black beard dye offers long-lasting results that last 3–4 weeks until new gray growth appears. It works effectively on all types of facial hair, including beards, mustaches, goatees, and patchy areas. Economical and convenient, it helps reduce the need for frequent salon visits. [TIPS]: For best results, follow all instructions on the package. Apply only to dry beard hair and avoid contact with skin. Perform a skin test 48 hours before each use. Always wear the included gloves to prevent staining. Do not leave on longer than recommended—rinse after 5 minutes.