PLEASE REFER TO THE SIZE CHART BELOW.
SIZE DIAMETER
Size 4 – 14.8mm
Size 4.5 – 15.2mm
Size 5 – 15.6mm
Size 5.5 – 16mm
Size 6 – 16.45mm
Size 6.5 – 16.9mm
Size 7 – 17.3 mm
Size 7.5 – 17.7mm
Size 8 – 18.2mm
If you would like to request any of the size, please comment.