Repels sweat and dirt from hair and scalp Alcohol-free Unisex & suitable for all hair types Boost the life of your style with Living Proof's Prime Style Extender Spray. This high-end dry shampoo can be used on clean or multi-day worn hair to increase the longevity of the last shampoo. Perfects and smooths strands, and keeps hair detangled during styling and throughout the day,