Reinvigorate color-treated hair with Nano Works Gold for more youthful strands. Pureology Nano Works Conditioner for advanced hair luxuriously hydrates and renews color-treated hair, leaving hair stronger and more youthful. Rich, transforming formulas recapture what hair has lost for renewed softness, manageability and shine with extraordinary color protection. Keravis strengthens hair and antioxidant rich Golden Marula Oil intensely nourishes to restore youthful movement, suppleness and shine. Nano Works Gold has a signature aromatherapy blend of jasmine, vanilla, rose and amber.