Tones of Perma Blend Ruler

Made for The Tones of Perma Blend sets, these are professional tools and are your handy go-to tool for choosing your pigment colour - made easy! 

With vital information about both pigment and clients, they are way more than a colour chart.

information contained on each ruler are:

Healed Value

Warmth Value

Ideal client

To darken

To lighten

Choose individual rulers or the complete set of three