Hot & Cold Hammer Facial Machine InstrumentHot and cold facial treatment just got even easier, thanks to the cutting edge hammer technology thats popping up in spas and salons across the world. By offering clients the unique experience of a hot and cold hammer for skin care, youre opening them (and their pores) up to a whole new world of glowing facial skin! The hot and cold hammer facial function is a brilliant one: each side simultaneously holds a vastly different temperature, allowing the