- A gentle treatment for blonde hair that moisturizes nourishes and gives a silky soft result. Blackberry extract brings shine and lustre to the hair. 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 the treatment with a conditioner. CAUTION: Wear gloves to prevent staining or skin irritation. This product contains ingredients that may cause skin irritation on certain individuals and a preliminary test according to accompanying directions should first be made. This product must not be used for dyeing the eyelashes or eyebrows; to do so may cause blindness. The Sheer silver range contains violet pigment and blackberry extract that neutralises golden shades to blonde hair, brings shine and strength to the hair structure. Colour Guard Complex protects and maintains the colour in colour treated hair.