Rhei Size Chart
All measurements have been taken at the widest point.
Size in centimeters
| Sizes (cm) | S | M | L | XL |
| Total Length | 15.7 | 20.5 | 25.2 | 30.0 |
| Usable Length | 12.6 | 16.4 | 20.2 | 24.0 |
| Head Circ. | 10.8 | 13.6 | 17.0 | 20.1 |
| Midshaft Circ | 11.0 | 14.4 | 17.8 | 21.2 |
| Base of Shaft Circ. | 13.8 | 17.9 | 22.3 | 26.4 |
| Head Diameter | 3.4 | 4.4 | 5.5 | 6.5 |
| Midshaft Diameter | 3.5 | 4.6 | 5.7 | 6.8 |
| Base of Shaft Diameter | 4.7 | 6.1 | 7.6 | 9.0 |
Size in inches
| Sizes (in) | S | M | L | XL |
| Total Length | 6.2 | 8.0 | 10.0 | 11.8 |
| Usable Length | 5.0 | 6.5 | 8.0 | 9.5 |
| Head Circ. | 4.3 | 5.4 | 6.7 | 7.9 |
| Midshaft Circ. | 4.3 | 5.7 | 7.0 | 8.3 |
| Base of Shaft Circ. | 5.4 | 7.0 | 8.8 | 10.4 |
| Head Diameter | 1.3 | 1.7 | 2.1 | 2.6 |
| Midshaft Diameter | 1.4 | 1.8 | 2.2 | 2.7 |
| Base of Shaft Diameter | 1.9 | 2.4 | 3.0 | 3.5 |