HeatSmart Complex A unique formulation of beneficial silicones and protein. Proven technology that penetrates the hair shaft to protect and repair the hair.The first step for deep cleansing hair begins with Clear One Anti-Residue Shampoo. Clear the hair of all trace build-up of product residue, mineral deposits, or environmental elements. The Thermafuse Clear One is a sulfate-free, sodium chloride-free shampoo that contains chelating action for a “squeaky” clean finish to your hair.