Oligo Professionnel waves create bouncy, natural curls on all hair types. With their low alkalinity (ph 7.2 to 7.4), these waves are in better harmony with the hair and scalp. Alka is an alkaline wave specially formulated for natural and fine hair. The balanced formula protects the polypeptide bonds during the process. ? Ammonia and thio free ? Can be colored the same day

Alkaline wave for natural and fine hair.
---> Ammonia free
---> Thio free