SAINTHERO Men's Women's 8MM Wedding Bands Engagement Ring 18K Black Gold Plated Channel CZ Promise Rings for Him Size 6-13 Materials: Titanium Stainless Steel, 18K Black Tungsten Gold and AAA CZ Crystal High Polished Finish Comfort Fit Size 6-13 Available Classic 8MM Mens Womens Wedding Band Rings 100% Promise 316L Stainless Steel materials won't turn your finger green, Or we would feel free full refund to you Just take some easy daily jewelry maintenance, you can keep it for a long time