Golden Mean Brow Measuring Calipers Case Colour:Pink Ideal humidity range: 50 -

Ideal humidity range:  50 - 70% (very flexible though)

A subtle taupe color

Avoid using on lids where capillaries and blood vessels are visible

This is a very dark brown brow color

Golden Mean Brow Measuring Calipers Case Colour:Pink Ideal humidity range: 50 -Created right here in New Zealand and sold worldwide! This unique tool is a game changer for brow design it works on The Golden (phi) Ratio 1: 1. 618 which is considered in all things artistic to be the 'perfect' ratio. It appears many times in geometry, art, architecture and is particularly useful for measuring eyebrow dimensions to achieve the best design for your customer.