Wella Color Charm Permanent Liquid Hair Toner #T18 White Lady (New Name: Lightest Ash Blonde) Wella Color Charm Toners are ideal to create pure double process blonde hair color results. These Toners remove remaining brass for perfect blondes every time. Extra Mild Toner Gentle to the Hair Tones Pre-Lightened Hair Evenly Directions: Pre-lighten the hair to the required level before applying toner. Mix 1 part Wella Color Charm toning color with 2 parts 20 volume Wella Color Charm Developer. Apply to towel dried hair and develop for up to 30 minutes, checking frequently for desired result. Size: 1.4oz / 42ml