The Toppik Hair Building Fibers in Dark Brown is a 27.5g powder formulation designed for all hair types. This product is specifically designed for hair building and thickening, making it a valuable addition to any hair care routine. With its all-natural ingredients, sulphate-free, organic, and cruelty-free formula, this product offers a safe and effective solution for those looking to improve the appearance of their hair. The dark brown shade makes it suitable for various hair colours, providing a versatile option for customers.