Material: Surgical Steel
Size: variety sizes for choose
1.2:Thickness: 1.2mm;Inner Diameter: 10mm;ball:3mm
2:Thickness: 2mm;Inner Diameter: 16mm;ball:6mm
3:Thickness: 3mm;Inner Diameter: 16mm;ball:6mm
4:
Thickness: 4mm;Inner Diameter: 16mm;ball:6mm
5:
Thickness: 5mm;Inner Diameter: 16mm;ball:8mm
6:
Thickness: 6mm;Inner Diameter: 16mm;ball:10mm
8:
Thickness: 8mm;Inner Diameter: 16mm;ball:12mm
10:
Thickness: 10mm;Inner Diameter: 16mm;ball:12mm
Colour: 4 colour for choose
Packing:1pcs ring