- Build of Durable Tungsten Carbide, Excellent Scratch Resistant Ability
- 8mm Width, Elegant Brushed Matte Surface, Excellent Touching Feeling
- High Polish Smooth Inner Face, Pinchproof, Convenient Wearing
- Weighty Tungsten Carbide, Hypoallergenic, Free of Lead and Nickel
- Provide with Life-time Guarantee