Beard dye shampoo: This beard color shampoo is formulated to provide a natural-looking beard color, specifically designed for coarse facial hair. It helps cover grey hairs, giving the beard a fuller and thicker appearance. Achieve a more natural and realistic beard color with ease. Gentle formula: The beard color shampoo features a gentle formula with natural plant-based dyes. It provides a natural, fuller look that closely matches real beard color, lasting up to 2–3 weeks. Discontinue use immediately if skin discoloration or any allergic reactions such as irritation or severe itching occur. For external use only. Easy to use: This beard darkening shampoo develops color in about 5 minutes. Simply mix the base and developer, apply evenly with the included brush, wait 5 minutes, then rinse thoroughly. Processing time can influence the final shade. Do not use on eyelashes or eyebrows. Save time and money: Color your beard at home with ease, avoiding frequent salon visits. The convenient application design allows for precise and mess-free use. Achieve darker, fuller-looking facial hair with a natural finish. Widely used: Apply as needed to maintain color between growth cycles. Suitable for all types of facial hair, including beards, mustaches, goatees, and sideburns. Ideal for touch-ups. Always follow the instructions on the package and perform a skin allergy test 48 hours before each use.