Product information:
Type: open mouth
Material: silver
Shape: stars, sun, moon
Treatment process: electroplating
Style: YK0090_ Women's style, YK0090_ Men's style
Size: adjustable opening
Women's model: outer diameter: 20mm; inner diameter: 17mm (folding mouth adjustable)
Men's model: external diameter 22.5mm, internal diameter 19mm (folding mouth adjustable)

Packing list：
Ring X1PCS