Size Guide
Regular Size
- Metal and thread is 5mm wide
- Expandable from 2 - 5 inches in diameter
- Circumference of approx. 8 - 10 inches when fully open
Large Size
- Metal and thread is 7mm wide
- Expandable from 2 - 5.5 inches in diameter
- Circumference of approx. 10 - 12 inches when fully open