One 'n Only Exothermic Perm 
Self-heating formula provides maximum client comfort
Ensures shine and manageability, even on tinted hair
Ideal for styles requiring strong curl support
Eliminates perm odor
A One 'n Only Exothermic Perm is the one perm for the firmest, longest lasting curls on normal, tinted and resistant hair. Curls will be strong and defined and easy to manage. The self-heating formula uses gentle heat to provides maximum client comfort and ensures shine and manageability, even on tinted hair.