Piper Size Chart
| US Size | Alpha | Waist | Hip | Thigh | Bottom Opening |
Front Rise | Back Rise | Inseam |
| 2 | 22.5 | 21.5 | 13.25 | 11.75 | 5.75 | 8.63 | 4.25 | |
| 3 | 23.5 | 22.5 | 13.88 | 12.38 | 6 | 9 | 4.25 | |
| 4 | 24.5 | 23.5 | 14.5 | 13 | 6.25 | 9.38 | 4.25 | |
| 5 | 25.5 | 24.5 | 15.13 | 13.63 | 6.5 | 9.75 | 4.75 | |
| 6 | 26.5 | 25.5 | 15.75 | 14.25 | 6.75 | 10.13 | 4.75 | |
| 7 | S | 25.5 | 27.5 | 16.5 | 14.75 | 6.5 | 9.75 | 5 |
| 8 | M | 26.5 | 28.5 | 17 | 15.25 | 6.75 | 10.25 | 5 |
| 10 | M | 27.5 | 29.5 | 17.5 | 15.75 | 7 | 10.75 | 5 |
| 12 | L | 28.5 | 30.5 | 18 | 16.25 | 7.25 | 11.25 | 5.25 |
| 14 | L | 29.5 | 31.5 | 18.5 | 16.75 | 7.5 | 11.75 | 5.25 |
| 16 | XL | 30.5 | 32.5 | 19 | 17.25 | 7.75 | 12.25 | 5.25 |