1,Eco-friendly copper material is solid, durable and uneasy to deform 2,Fine cutting and smooth surface make it comfortable to wear 3,High quality zircon decorations have flawless shininess and excellent durability 4,Anti-corrosion, wear resistant, and gold electroplating process makes it glossy and stylish 5,Fashionable style can match various occasions and wearings easily, suitable for wedding, party, ball, daily and other occasions Features: 1. Eco-friendly copper material is solid, durable and uneasy to deform. 2. Fine cutting and smooth surface make it comfortable to wear. 3. High quality zircon decorations have flawless shininess and excellent durability. 4. Anti-corrosion, wear resistant, and gold electroplating process makes it glossy and stylish. 5. Fashionable style can match various occasions and wearings easily, suitable for wedding, party, ball, daily and other occasions. 6. Also a perfect gift for friends, family and yourself. Specifications: Material: Copper Color: As Picture Show Decoration: Zircon Weight: 4g Type: Ring Optional Sizes: 6 , 7 , 8 , 9 US Size Diameter Inner Perimeter 6 16.5mm or 0.65inch 51.9mm or 2.04inch 7 17.3mm or 0.68inch 54.4mm or 2.14inch 8 18.1mm or 0.7inch 57mm or 2.24inch 9 18.9 mm or 0.7inch 59.5 mm or 2.3inch Package Includes: 1 x Ring Note: Please allow 0.02mm error of size due to manual measurement, thanks for your understanding.