1. The cap is a worker who checks whether the hat is qualified. 2. The outer ring of the cap is made of bright and elastic stainless steel material, so it can be restored to its original-state after use. 3. The ruler and handle of the hat ruler are processed by several processes such as milling, grinding and throwing. Therefore, the whole cap is smooth and bright. Name: Measuring cap ruler Measuring range:49-62cm Colour:As Shown Material:Stainless Steel and Copper Package Contents: 1 x Measuring cap ruler Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.