Home / Brands / Oligo / Waves & Texturizers / ALKA PERM ALKA PERM Alkaline wave for natural and fine hair. Ammonia Free Thio Free Categories: Oligo, Waves & Texturizers Description Description Alkaline wave for natural and fine hair. Ammonia Free Thio Free Related products GLOSS MEN CO-WASHES – MEDIUM BLONDE POWERSHADES Alcove After Shower Curls GLOSS MATTE SERIES 13/AG