Thank you for viewing my product from among many others! ⚪︎ Brand new, unused ⚪︎ Immediate purchase OK 【Ring Sizing Kit】 This is a kit for checking the size of your ring. It supports US sizes 4 to 15! Material: Plastic Color: White Contents: 37.5g 【Ring Size Conversion Chart (US ⇔ Japan)】 US Size Japanese Size Inner Diameter (mm) Inner Circumference (mm) US 4　7号 14.8 46.5 US 5　9号 15.7 49.3 US 6 11号 16.3 51.3 US 7 14号 17.4 54.0 US 8 16号 18.0 56.6 US 9 18号 18.7 58.6 US 10 21号 19.3 60.7 US 11 23号 20.4 63.9 US 12 25号 21.0 66.0 US 13 27号 21.7 68.1 US 14 29号 22.3 70.1 US 15 31号 23.0 72.3 【Regarding Shipping】 ・To keep shipping costs down, we will pack as compactly as possible. ・We will ship as quickly as possible, but if you are in a hurry, please let us know before you purchase. 【Please understand the following before purchasing m(_ _)m】 ⚠︎ As this is an imported product, there may be minor scratches, burrs, color transfer, or stains due to imperfections in the manufacturing process. We kindly ask that those seeking the perfect quality of Japanese-made products refrain from purchasing. ⚠︎ The product images may differ slightly in color from the actual product. Please understand this before purchasing. No scratches or discoloration.