1. Essential tools before purchasing a wedding ring: This measuring tool allows you to understand which ring size is suitable for your fingers and partner before purchasing a ring.2. How to read dimensions: The size chart on the spindle is easy to read, and the handle is marked with lines to correctly obtain the ring before measurement. Each ring is clearly marked with the ring size increment, making it easy to use and accurately measuring your ring size3. Easy to use and operate: Measure your fingers easily and confidently at home.4. Separable: The size is printed on the handle of each ring and comes with a flexible cable with screw connections, so you can open it when necessary, making it easy to separate, carry, and obtain different ring size measurements5. Easy to carry and store: With this finger gauge, you no longer need to search for a gauge. Lightweight and portable.