Your All-In-One just got cooler! The new So Silver All-In-One toning and nourishing leave-in sprays from Matrix keeps your blonde and silver hair cool! The buildable toning spray neutralizes warm, yellow tones in blonde hair by depositing a sheer veil of purple dyes. The leave-in product also offers 10 beautifying benefits to nourish, add shine, reduce frizz and prevent breakage in your hair! Use this product alone or as a step in your Brass Off routine when you want buildable toning.