| Length | Width | Thickness | Volume |
| 4'2" | 18.75" | 1.81" | 18.3 L |
| 4'3" | 18.87" | 1.83" | 19.0 L |
| 4'4" | 19.0" | 1.85" | 19.8 L |
| 4'5" | 19.13" | 1.87" | 20.6 L |
| 4'6" | 19.25" | 1.89" | 21.4 L |
| 4'7" | 19.37" | 1.91" | 2.22 L |
| 4'8" | 19.5" | 1.93" | 23.0 L |
| 4'9" | 19.63" | 1.95" | 23.8 L |
| 4'10" | 19.75" | 1.97" | 24.6 L |
| 4'11" | 19.87" | 2.0" | 25.6 L |
| 5'0" | 20.0" | 2.04" | 26.6 L |