Upgraded Design Our ring sizer measuring tool has added a magnifying glass , which can help you to read the correct size easier and faster Useful Tools for Choosing RingWith the ring size tool you can easily to know which size is you need,can give your wife/husband /girlfriend / boyfriend a surprise and give her/him a correct size ring as a gift. High Quality MaterialOur ring sizing tool is made of durable plastic, the printing is accurate and clear, reusable and easy to use, with a smooth surface that will not hurt your fingers. Applicable SizeRing sizer gauge 1-17 US size(including half size), suitbale for finger size from 1 to 17 Method of Use: You just need to put the ring sizer measuring tool as a ring on your finger and adjust it to a suitable place to measure, Then Simply read the size through the magnified glass. and it can be removed at any time, just like a ring