Which hair type is it good for? Straight Wavy Curly Coiled Tightly Coiled A limited-edition set that delivers the five benefits of beautiful, healthy looking hair: smoothness, volume, conditioning, strength, and polish. Key benefits: - Keeps hair cleaner, longer - Improves visible hair health - Smooths, volumizes, conditions, strengthens, polishes If you want to know more…The revolutionary shampoo purifies hair, the weightless conditioner improves hair's appearance, and the dry shampoo refreshes in-between washes. Hair is left soft, voluminous, and shiny. This set contains:- 24 oz/ 710 mL Perfect hair Day Shampoo- 24 oz/710 mL Perfect hair Day Conditioner- 1.8 oz/ 92 mL Perfect hair Day Dry Shampoo It is formulated Without: - Parabens- Phthalates PhD Shampoo is sulfate-free, and all products are safe and formulated for color and chemically treated hair.