Features:Save time for you:3-Point positioning eyebrow ruler template is convenient for measuring and drawing the most suitable eyebrow shape save time and make it convenient for them to locate the appropriate position length and size of eyebrows help them get a pair of symmetrical eyebrows.How to use:When you put the eyebrow caliper on your nose the 3 points of your eyebrows and nose can determine an isosceles triangle and then you can refer to the scale to get symmetrical eyebrows the golden ratio caliper is equipped with detachable nuts and bolts which can be flexibly adjusted and detachable the proportional arm can be easily applied by both left and right hands.Specifications:Size: as the pictures shownMaterial: stainless steelQuantity: 2 piecesPackage includes:2 x Eyebrow RulersNotes:Please keep away from little kids.Manual measurement please allow slight errors on size.The colors may exist slight difference due to different screens.