Toppik Hair Building Fibers, in Dark Brown, offer an instant solution for thinning hair. Crafted with keratin protein fibers, they seamlessly blend with your natural hair, creating a thicker and fuller appearance. The lightweight formula ensures long-lasting hold, resisting wind, rain, and sweat, while remaining easy to apply and remove. Ideal for covering thinning areas or touch-ups, the 12g size is perfect for on-the-go use or travel. Achieve a natural, confident look with Toppik Hair Building Fibers, specially designed for medium to dark brown hair tones.