14mm: a string of 9 pieces (single size width 14mm, height 18mm, front and rear width about 18mm)

12mm: A string of 13 pieces (single size is 12mm wide, 14mm high, and about 14mm wide before and after)

10mm: A string of 15 pieces without spacer. (Single piece size is 10mm wide, 12mm high and about 12mm wide before and after)

Ladies recommend 10mm/Men recommend 12mm or 14mm

Notice:

1. Please allow slight color difference. Due to different monitors and light, the picture may not reflect the actual color of the item.