a hair styling apparatus includes first and second handle members adapted for movement between an open position for receiving hair therebetween and a closed condition adjacent the hair , a heating element associated with at least one of said first and second handle members and a cartridge mountable to said first handle member and having a hair treatment agent for dispensing and treating hair disposed between the first and second handle members . the treatment agent may include a conditioning , strengthening , repairing or revitalizing fluid . an ultrasonic transducer may be associated with said cartridge . the transducer is actuable to heat the treatment agent to affect at least partial vaporization thereof for release adjacent the heating elements and application to the hair .