Why use the professional shampoo and conditioner versus the store brands?
Related Questions
- What is the difference between using the Professional Shampoo and Professional Conditioner over using the 2 in 1 Shampoo and Conditioner? Is there any benefit to using one over the other?
- What is different about the mens shampoo & conditioner versus Avedas existing shampoos & conditioners?
- What are good shampoo / conditioner brands for my hair?