What it is: Lanza Healing Smooth Smoother Straightening Balm Relaxer is a cysteine enhanced, non-chemical, temporary curl relaxer. What it does: Eliminates frizz and unwanted wave between shampoos. Adds sheen and luster while adding control to overly curly hair. What else you need to know: Thermo botanical enhance moisture content, increasing straightening retention in hair that has been blown straight.