The Total Results So Silver Mask thinks like a toner, customizable to enhance all blondes and greys to a metallic silver finish. Silverize your mane while deep conditioning your strands. Cools down blonde hair, adds silver tones to platinum hair, and upgrades grey hair to a beautiful silver. Go beyond neutraliziation and say goodbye to grey and hello to mesmerizing silver. Best to use on medium to light blonde or grey hair to neutralize unwanted yellow.