[Clear and Accurate] : 1-17 US size, white & black ring sizer measuring gaug are suitable for finger size from 1 to 17. The printing is accurate and clear, enabling you to measure the right size of the finger, not only can be used as a ring size table, but also can be used for other jewelry measurement. [With Magnified Glass] : There is a built-in magnifier glass at the buckle, which is specially designed for you to have an easy and quick reading of the scale. A very thoughtful design, especially for the elderly. [Durable Printing] : The material of this ring sizer measuring tool has the perfect level of flexibility while not being too stiff. The printing will not come off easily, more wearable for long-term use. [Wide range of applications] : Suitable for measuring wedding rings, proposal rings, birthday rings, party gifts, jewelry, etc. [Purpose and method of use] : US sizeYou just need to put the finger sizing measure tool as a ring on your hand and adjust it to a suitable place to measure. The inner diameter of the ring is measured, and it can be removed at any time, just like a ring.