This can vary depending on the brand and type of dye you are using, but unless the packaging says otherwise a general guide to strand tests for semi-permanent dyes would be:
- Snip a small section of hair from the back of your head or where it wont be noticed
- Secure the hairs using tape or string
- Coat the hairs with the semi permanent dye
- Leave for the recommend dye time on the product
- After rinsing shampoo your hair as normal
- Examine the strands for any damage or colour inconsistency
- Proceed with using the dye as normal if you are happy with the results
Please post in the forum should you require any more specific information
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Posted : November 30, 2009 9:17 pm