❤❤Made by stainless steel material, durable and reusable. Easy and convenient to use, helps measure and locate eyebrows perfectly. ❤❤The golden ratio ruler microblading calipers use to measure, locate and shape equal eyebrows on both sides of the face.in eyebrow ❤❤ITHREE-POINT POSITIONING DESIGN: Simple, convenient, reduce asymmetry, easy for every day eyebrow makeup work. Reusable, a very practical tool for microblading or tattoo artist. ❤❤ISAFETY AND HIGH QUALITY: Adopting high quality non-toxic material, high quality stainless steel. The microblading golden ratio eyebrow calipers is fully reusable and safe to your skin. ❤❤It can also be served as the usual measurement items, particularly suitable for curved and rounded the perimeter.