1. Metal type: 925 silver + oxide + zircon 2. Gift-giving occasions: wedding, engagement, anniversary 3. Jewelry maintenance: avoid contact with chemicals, avoid wearing when sweating / bathing, often wipe with a fine flannel to keep the jewelry bright 4. Suitable size: ring wall 0.2cm, airplane height and width 0.8x0.9cm, star height and width 0.8x0.8cm 5. Weight: 2.5 grams
