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 youthful and well-groomed look with long-lasting results. Gentle formula: Featuring a mild formulation with natural plant-based dyes, this beard color shampoo delivers a natural, rich color that lasts up to 2–3 weeks. Discontinue use immediately if irritation, skin discoloration, or allergic reactions such as itching or discomfort occur. For external use only. Easy to use: This beard darkening shampoo develops color in just 5 minutes. 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: Achieve professional-looking results at home without frequent salon visits. The convenient design allows for easy application, helping you maintain a consistent, natural look for both beard and hair. Widely used: Suitable for all types of facial hair, including beards, mustaches, goatees, and sideburns. Ideal for regular touch-ups as needed. Always follow the instructions on the packaging and perform a skin allergy test 48 hours before each use.