Home / Brands / Oligo / Waves & Texturizers / TECNO PERM TECNO PERMLogin to see price Acidic wave for colour treated and highlighted hair up to 50%. Ammonia Free Thio Free Categories: Oligo, Waves & Texturizers Description Description Acidic wave for colour treated and highlighted hair up to 50%. Ammonia Free Thio Free Related products GLOSS GOLDEN COPPER SERIES 34/GK Login to see price POWERSHADES Login to see price Alcove ALL IN ONE STYLING SET Login to see price CALURA PERMANENT NEUTRAL SERIES Login to see price