Home / Brands / Oligo / Waves & Texturizers / EXO PERM EXO PERMLogin to see price Exothermic wave for resistant grey and white hair. Ammonia Free Thio Free Categories: Oligo, Waves & Texturizers Description Description Exothermic wave for resistant grey and white hair. Ammonia Free Thio Free Related products Sale! CREAM LIGHTENER Login to see price POWERSHADES Login to see price CALURA PERMANENT NEUTRAL SERIES Login to see price GLOSS MEN CO-WASHES – DARK BROWN Login to see price