Real, undetectable effect on hair Our hair fibers are almost identical to human hair. Our advanced hair powder fibers feature follicle-mimicking molecules that allow for seamless blending and a real-hair finish. It's totally undetectable even under ultra-bright stage lights and camera. No one will know you're using hair fibers unless you tell them. Lump-resistant hair fibers for thinning hair Our thickening hair fibers instantly cover bald spots, thinning and stains on your temples, part, crown and sides. Hair strengthening fibers with professional hair fiber applicator help apply hair fibers more easily. Impermeable and last all day Ultra-fine fibers are attached to hair follicles and blend naturally with existing hair, waterproof and sweat-resistant, making hair look real and natural all day long. It can be easily washed out with any shampoo. Safe natural ingredientsMade from natural dyed fibers that are naturally static-charged. Premium thinning hair loss corrector, 0.97 oz/27.5 g / Size: 6.23 x 4.14 x 2.36 inches.