Beira Alta® Hydrogen Peroxide Vol. 20 is a product used mainly for hair bleaching and hair colouring purposes. With a volume of 20 volumes, it contains hydrogen peroxide in a concentration suitable for achieving efficient and safe results.
Touch Test
Before use, do the sensitivity test by applying a small amount behind the ear or on the forearm, leave on for 30 minutes and rinse. Wait 24 hours; if there is no reaction, it may be used.
How to Use
Professional use only. Use and dyeing and bleaching of the hair, according to the manufacturer's instructions, applying the Protector of Capillary Leather Beira Alta beforehand.
