They allow to apply the dye closer to the roots and to achieve the desired colour. They help to differentiate highlights of different tones by using the white and silver paper colours.

PRACTICAL USE ADVICE: For long hair, place one strip beneath a strand of hair, apply the dye and fold it, joining both ends. You do not need to fold the sides of the strips. The thermal properties of Eurostil strips accelerate the dyeing or bleaching process. Check progress regularly. .