How to Measure Ring Size at Home: This ring gauge as a belt. Simply push the end through the buckle to form a ring shape. Then slip it onto your finger and adjust for a comfortable fit. Simply read off the size through the magnified glass. Note: Check that it slips over the joints of the finger without much difficulty. Easy to Use: Light weight, accurate and reusable, the printing is accurate and clear, and it can be carried along where ever you travel. Easy to Read: The buckle has a built-in magnifying glass, which can easily and quickly read the measurement data. It can also be easily used by the elderly. Reliable Quality: The material of this ring sizer measuring tool is upgraded so it has the perfect level of flexibility while not being too stiff. This ensures that you have a better experience. The printing will not come off easily, more wearable for long term use. Wide Application: The ring sizing tool is suitable for measuring engagement rings, wedding rings, engagement rings, birthday rings, jewelries and more.