Feature: 1. Multi Purpose: One eyebrow measuring ruler for multi purpose, can measure outside diameter, inside diameter, depth, beauty measurement spacing. 2. Clear Scale: This eyebrow microblading mapping ruler tool adopts clear scale, accurate measurement. Make you have the clear reading. 3. Disposable and Plastic Material: This eyebrow tatoo measuring positioning ruler is single use also disposable, made of plastic material for safe using. 4. Simple for Carrying: Small and portable, can be carried in a pocket. You can carry this eyebrow microblading mapping ruler tool in your backpack or pouch anytime you want. 5. Independently: Use this eyebrow ruler for each guest independently to prevent crossing infection. Let your customers or family members feel more at ease during the eyebrow tattooing process. Specification: Item Type: Eyebrow Positioning Ruler Material: Plastic Specification: 10Pcs Single Caliper Maximum Measuring Length: Approx. 80mm / 3.1in Single Caliper Size: Approx. 10.6 x 4.4cm / 4.2 x 1.7in Use: Eyebrow design auxiliary positioning. Package List: 10 x Eyebrow Measuring Ruler