Product material:

Material: Environment friendly white copper
Color: Retro Silver
Ring width: About 10mm, inner diameter: 16mm
Weight: About 4.8g
Circle number: About 13, 16mm / adjustable size 12-16
(manual measurement may have slight error, subject to the actual object received)
Maintenance: keep silver cloth and silver stick dry and sealed
Avoid: Chemicals, cosmetics, wet environment