Neutralizer for waving solution.
Poly-compatible neutralizer suitable to be used with Siperm and all other alkaline waving solution.
Thanks to its capturing agents (TETRASODIUM EDTA) and pH regulators (INORGANIC ACID), it is not harsh on hair, doesn’t alter hair colour or dry hair out. The formula also contains an ALKYL AMIDO PROPYL BETAINE which, thanks to its strong affinity with the scalp and hair, gets hair silky and soft.
Sifix is a neutralizer rich in protective substances formulated to enhance further results of all waving solutions types.
Natural waves and curls.