The OSM Super Silver Mask by Osmo is specifically formulated to maintain and enhance super lightened grey and bleached hair tones. It works to neutralize unwanted brassy or yellow undertones, leaving hair looking bright, cool, and vibrant. Regular use supports the longevity of salon treatments and keeps cool blonde shades true to tone. This professional-grade formula provides deep conditioning benefits, aiming to restore moisture and improve the overall texture and manageability of processed hair.