Undetected Formular, Natural Looking Use plant-sourced keratin protein to create unscented hair fibers colored to match existing hair strands.No one will know you are using hair fibers unless you tell them. Giant Capacity, Save More It contains 0.97 Oz (27.5 Gram) hair fibers. It can be used 10 times to cover your thinning hair area depending on the thin hair area. No need to waste your money on small-capacity hair fibers. Rainproof,Windproof & Sweatproof These natural keratin hair fibers have an innate static charge that ensures they adhere to any type of hair. The bond between Valleylux fibers and your hair is so strong that it's rain, wind, and sweat resistant. No stains are left on your clothes and pillow. Last All Day,Easy to Remove Once you apply it, Valleylux hair fibers lock tightly onto existing hair with a firm stronghold. It will last all day & night and simply is removed in a shower or next shampoo. Read more Step 1 Before use, you should wash, dry and arrange your hair. Step 2 Gently shake the bottle at a 45-degree angle and evenly sprinkle it on the desired area. Step 3 Gently tap the surface of the hair to blend the fibre powder with the hair. (This will also improve the visual effect) Step 4 If you wish you can apply a small amount of hair spray or water spray on top of the applied area. This will help the fibers blend faster with your existing hair. Read more How Hair Fibers Work Principle of electrostatic adsorption When the hair fibers are evenly scattered in the thinning areas of your hair, it is like countless small magnets attached to your hair, so that each of your hair becomes thicker, which can eliminate alopecia areata and those embarrassing thinning hair areas. Natural beauty : It is not easy to fall, and the hair is full of elasticity. Anti-sweat : no fading, long-lasting effect. Windproof : free to move around, not affected by wind. No side effects : It is harmless to the scalp and can be used with confidence. TIPS: Hair Fibers are an instant solution to thinning hair. The will not grow hair but they help conceal the looking of thinning hair in 3 seconds or less. Read more