The Felps Professional Inner Regener Regeneration Mask fills and adds density to the hair, closes damage, restores the fiber, strengthens, and replenishes lost mass. It is used after the acid activator to stabilize the hair's pH balance. The Inner Regener line is an innovation in hair treatment. Thanks to hyaluronic acid, Kerestore 2.0, Rep'Hair, phytokeratin, amino acids, Nutrimel, and plant collagen, it promotes intelligent internal regeneration that fills and adds density to the hair, heals damage, restores the fiber, strengthens, and replenishes lost mass. It extends hydration, prevents dryness, porosity, damage, and split ends caused by chemical processes and heat styling. Hyaluronic Acid performs a dual function - filling the spaces between cells, simultaneously protecting them and fighting free radicals. Rich in nutrients and vitamins A, B, and C, which restore and replenish mass, structuring the internal part of damaged hair fiber, promoting long-lasting shine. Kerestore 2.0 is a recognizing redensifier that identifies the most damaged parts of the cuticle and restores them in an intelligent way. Plant Collagen forms a protective film on the hair, protecting it from dehydration, dryness, and porosity. Rep’HAIR is a powerful active ingredient that can be called a ceramide, promoting capillary restructuring. It increases strength, prevents breakage, evens and strengthens hair fibers. Phytokeratin is derived from plant proteins such as soy, wheat, and corn. It has a low molecular weight, allowing it to penetrate the hair, where it will restore, hydrate, nourish, and strengthen the fiber. It provides shine, silkiness, and prevents frizz. Nutrimel, rich in nutrients and vitamins A, B, and C, restores and replenishes mass, structures the inner part of damaged hair fibers, and promotes long-lasting shine. Amino Acids contribute to various beneficial effects, such as moisturizing, strengthening the structure, protecting color, and eliminating surface damage. It improves the sensitivity of dry hair (manageability, softness, and silkiness), enhances the sensitivity of wet hair (manageability, softness), and prolongs the color of dyed hair. Usage: Apply the mask after using the acid activator, leave on for 5 - 10 minutes. Rinse thoroughly and style as desired.