Volume 20 Developer

Directions:
Demi-permanent: Mix any shade of PRORITUALS Hair Color Cream with equal parts Volume 20 Developer. Let process for 30 minutes. Lightens 1–2 tones.

Semi-permanent: Mix any shade of PRORITUALS Hair Color Cream with equal parts Volume 20 Developer and Hydrate Intensive Treatment. Let process for 30 minutes. Lightens 1–2 tones.