So Silver Custom Silver-enhancing mask is a blue-based silverizing treatment that adds cool dimension to blonde hair and silverizes grey hair.
Shampoo. Rinse. Wearing suitable gloves, apply to wet hair. AVOID SCALP AREA. Process for 5-15 minutes, depending on desired silver effect. Rinse thoroughly. Style as usual. Use weekly for ongoing silverising. In case of contact with eyes, rinse them immediately.