- Natural keratin hair fibers to thicken and cover areas with hair loss. - Provide instant coverage and a natural finish, allowing you to style your hair with ease. - Advanced technology delivers real, long-lasting volume without leaving visible residue. - Hypoallergenic product, dermatologist-tested, safe for the scalp. - Resistant to wind, sweat, and hair dryer; does not transfer to clothes or skin, even when wet. - Large 25g container, lasts between 60 and 75 days depending on use. - Suitable for different types of hair loss, covering gray hair and roots of dyed hair. - Easy to apply and set with hair spray (not included).