This eyebrow ruler can be used to apply the Golden Ratio to each client.
This eyebrow ruler adjusts the distance between the eyebrows while ensuring the golden ratio and creating perfect eyebrow guide line for each client.
It can be used to measure the distance between the left and right eyebrow to make them symmetric and for measuring the length and thickness of the eyebrows in more detail.
It can be used for semi-permanent eyebrow tattoo designing and shaping, eyebrow makeup measuring tool for perfect eyebrows, lips.