New....Never opened 4.0 fl oz Style and treat in one simple step. Living Proof Perfect hair Day (PhD) 5-in-1 Styling Treatment is made to smooth, volumize, condition, strengthen and polish. Benefits Delivers 5 benefits in 1 step Creates a style with volume and smoothness Conditions, strengthens and adds shine Provides heat protection (up to 450 F/230 C) Provides UV protection For most hair types Safe for color and chemically treated hair Cruelty-free Free of silicones, SLES and SLS, phthalates and gluten