Quantum 5 Mega Firm Exothermic Perm is a patent-pending formula that delivers unsurpassed results on 5 key benefits: Enhanced curl definition, More shine, Incredible conditioning, Improved color retention, and New Aroma-Fresh odor block. Quantum 5 Mega Firm Exothermicl eaves hair with a fresh, clean scent both during and after processing. No test curl. No dryer heat required. ideal for normal to resistant gray and tinted hair.