-5 Vol/1.5% Demi-permanent: Mix any shade of PRORITUALS Hair Color Cream with equal parts 5 Volume Developer. Let process for 15 minutes. Semi-permanent: Mix any shade of PRORITUALS Hair Color Cream with equal parts 5 Volume Developer and Hydrate Treatment. Let process for 15 minutes. -10 Vol/3% Demi-permanent: Mix any shade of PRORITUALS Hair Color Cream with equal parts 10 Volume Developer. Let process for 20 minutes. Lightens 0–1 tones. Semi-permanent: Mix any shade of PRORITUALS Hair Color Cream with equal parts 10 Volume Developer and Hydrate Treatment. Let process for 20 minutes. Lightens 0–1 tones. -20 Vol/6% Demi-permanent: Mix any shade of PRORITUALS Hair Color Cream with equal parts 20 Volume Developer. Let process for 30 minutes. Lightens 1–2 tones. Semi-permanent: Mix any shade of PRORITUALS Hair Color Cream with equal parts 20 Volume Developer and Hydrate Treatment. Let process for 30 minutes. Lightens 1–2 tones. -30 Vol/9% Demi-permanent: Mix any shade of PRORITUALS Hair Color Cream with equal parts 30 Volume Developer. Let process for 40 minutes. Lightens 3 tones. Semi-permanent: Mix any shade of PRORITUALS Hair Color Cream with equal parts 30 Volume Developer and Hydrate Treatment. Let process for 40 minutes. Lightens 3 tones. -40 Vol/12%Demi-permanent: Mix any shade of PRORITUALS Hair Color Cream with equal parts 40 Volume Developer. Let process for 45–50 minutes. Lightens 4+ tones. Semi-permanent: Mix any shade of PRORITUALS Hair Color Cream with equal parts 40 Volume Developer and Hydrate Treatment. Let process for 45–50 minutes. Lightens 4+ tones.
