Measure Our Finger Size Effective: Ring sizer tool can easily measure own, friend's, and family's finger size, womens mens ring sizers, compact size, easy to carry around Measuring Range: Our ring size measurement tool has 27 sizes, US ring size 0-13 with half size, ( "-" Means 1/2 size, "-10" is 10.5, "-11" is 11.5 etc), 1 pcs plastic ring finger sizer gauge, ring measure from 1 to 17 Outstanding Material: Our 27 pcs ring sizing kit made of premium metal, this material harder and more durable, 1 pcs plastic ring sizing tool is made of durable plastic, adopts premium printing technology, the scale is clear Fine Process: Metal ring size measuring tool, fine workmanship with flat inside, smooth edges do not hurt your hands, ring measurer and ring sizer with a rotating nut that can be opened when you need it