Alterna Caviar Anti-Aging Replenishing Moisture Milk Leave-in Conditioning Spray is a nourishing leave-in conditioner that is specially formulated for aging hair. What it does: A leave-in conditioner that absorbs instantly and hydrates deeply to treat dry, brittle, or aging hair. What else you need to know: Ideal for normal and dry hair. Replenishes moisture. Makes hair silky, shiny, and smooth. Improves manageability. Makes hair easy to comb and style.