This Shine Define Mask by SP Wella is perfect for dull hair. Citric Acid, Lactic Acid, Panthenol, Behentrimonium Chloride and Pearl extracts work together to restore hair and add shine. Used in conjunction with Shine Defining Shampoo and Conditioner, this trio will remove residue and protect against future build up.
Apply 1 to 2 times a week in place of conditioner. Leave in for 5 minutes before rinsing.