Zotos Texture EFX Perm for Color Treated or previously permed hair. No dryer process. Produces beautiful texture and soft curls. Leave hair in great condition. Pleasant scent. Zotos Texture EFX Perms are a patented thio-free, damage-free, cysteamine perm system. With a small molecular size and positive magnetic charge, the formula easily and gently penetrates the hair shaft leaving the cuticle damage free.