Formula help!

[JosieW]

Please could someone help with a Rose Brown formula to tone level 8/9 Balayage? I use Wella but can access other brands

 

[HairxByxMollie]

I use a light brown with some pink special mix not that much but enough to show so it’s usually semipermanent but easy to top up, how much to use depends on how bright or full you want if

 

[ronray]

Please could someone help with a Rose Brown formula to tone level 8/9 Balayage? I use Wella but can access other brands

9/7 +0/65