Test Strand OKO Lash&Brow for Colour Testing

The OKO Lash&Brow Test Strand is made from natural hair and designed to help brow artists determine colour direction and evaluate how different dye shades develop.

The OKO Lash&Brow Test Strand is made from natural, light-coloured hair at Level 9 of the hair colour scale, with a neutral base, no pronounced warm undertone and no excessive porosity.
Designed for professional use by brow artists when testing colouring products, it helps assess how shades develop, compare colour directions and select the most suitable tone for brow treatments.

Suitable for testing brow dyes, henna and tints.

Instructions for Use

1. Prepare the colouring product and apply the mixture to the test strand according to the manufacturer's instructions.
2. Follow the recommended processing time. If necessary, test different processing times to evaluate changes in shade intensity.
3. Once the processing time is complete, rinse the colouring product off thoroughly.
4. Leave the strand to air-dry naturally.
5. Once dry, assess the resulting shade by comparing it with a colour chart.