What it is: Schwarzkopf bc bonacure time restore - q10 satin spray conditioner is a lightweight, leave-in spray formula for daily use, providing natural shine and velvet smoothness. what it does: helps to stimulate the hair roots of mature hair to activate production of the two keratin that subsides over time and strengthens the inner hair structure. what else you need to know: results in healthy, resilient hair with gentle fullness and satin-like shine for timeless beauty. Lightweight formula. Adds volume. Detangles hair. Restoring spray conditioner.