1. Positioning: Set an isosceles triangle by both sides of the nose and center of eyebrows. Ensure that the ruler is completely perpendicular to our face. We can draw completely symmetrical eyebrow shape on both sides of the scale.
2. Shaping: Draw the eyebrows tail according to facial structure.
3. Extension: This alloy metal can be bent more than 100,000 times repeatedly to ensure that each customer has their own eyebrows.