Slip Living Proof PhD Shampoo Travel Size into your backpack or carry-on, and show off healthier-looking hair everywhere you go. The PhD in the name stands for "perfect hair day," and this shampoo delivers just that. It strengthens and conditions hair, instantly boosting the health of hair and improving it over time. Featuring a patented healthy hair molecule, the cleanser adds volume while smoothing and polishing hair. It keeps your locks cleaner longer than standard shampoos, so you won't have to wash as often. Suitable for all hair types, including chemically treated and color-treated hair, the formula is free of sulfates, silicone and oil, and offers a light and fresh citrusy scent.

Features:
- Creates rich lather
- Instantly enhances hair health
- Cleanses, conditions, volumizes and strengthens hair
- Provides smoothness and polish
- Keeps hair cleaner longer than standard shampoos
- Contains patented healthy hair molecule
- Offers light, fresh citrusy fragrance
- Suitable for all hair types, including chemically and color-treated hair
- Sulfate-free shampoo is also free of silicone and oil
- Travel size (2 oz)