- A gentle, lightweight treatment for fine hair that moisturises and nourishes hair for a silky smooth result without weighing it down. Vitamin B5 adds volume and vitality with a long lasting result. Colour Colour Guard Complex protects and maintains the colour in colour treated hair. How to use: Apply to newly washed, damp hair. Leave in for 3 minutes. For a more deep acting effect, apply to towel dried hair and leave in for 5–10 minutes. Rinse thoroughly and finish treatment with Pure Volume Conditioner. Pure volume, a hair care series for those who seek that extra volume to their hair. The active ingredient Pro-Vitamine B5 builds up the strength and gives the hair a voluminous lift and lightness.