Features: Made of acrylic, it is durable and not easy to fade, smooth and comfortable, light in weight, and easy to wear and take off. The resin ring adopts a gradient pattern of ink dyeing, purely handmade, and each piece has a different texture. This ring is an interesting gift for family and friend. Perfect for birthdays, anniversaries, Thanksgiving, Christmas, and New Year gifts. Multi-purpose: Perfect for parties, weddings, ceremonies, graduation ceremonies, and appointments. Acrylic rings come in various sizes and are suitable for most people fingers. It is very convenient to wear, compact and lightweight, without adding burden to the fingers. Specifications: Material: Resin Color: Black/Red Size: 6/7/8/9/10/11/12 6size inner diameter: 16mm/0.63inch 7size inner diameter: 17mm/0.67inch 8size inner diameter: 18mm/0.71inch 9size inner diameter: 19mm/0.75inch 10size inner diameter: 20mm/0.79inch 11size inner diameter: 21mm/0.83inch 12size inner diameter: 22mm/0.87inch Package Includes: 1x Ring note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.