The 'Perfect" reusable guide for drawing brows. You can't go wrong with this eyebrow ruler. It actually shows you where the brows should end, where they should begin, where they should end, and an indention at the arch position. Just line the center point between the brows. Eyebrow measuring ruler designed for microblading and permanent makeup artists. This tool will help to measure the right placement of the beginnings and ends of brows. Ideal for prior to microblading and permanent make up to ensure eyebrows, eyeliner and lip are symmetrically accurate. The durable and bendable see through plastic, allows for maximum visibility.