Drafting the Pants Block
General Information: Pants Block
These are the measurements I am using to draft the Pants Block, you may need or want to refer to them when following along.
The information on this page can be downloaded here to assist: Pants: Example Measurements & Additional Information.
The information below can be found on this page. Click on the link to go directly to the relevant section:
Measurements used in Example
| Pants | inches |
|---|---|
| Waist to ankle | 39 |
| Waist to knee | 23.5 |
| Hip Depth | 8.44 |
| Crotch Depth | 11 |
| Front Hip Arc | 9.25 |
| Back Hip Arc | 9.75 |
| Front Extension | 2.58 |
| Back Extension | 4.84 |
| Front Waist Arc | 7 |
| Back Waist Arc | 7 |
| Crease line Front | 3.75 |
| Crease line Back | 2.93 |
| Hem Circumference | 17.75 |
Crotch Curve Guide
You will need this information for the steps that relate to Figure 4 in the step-by-step instructions.
| Hip | 32.5 | 3.5 | 34.5 | 36 | 38 | 40 | 42 | 44 | 46 |
|---|---|---|---|---|---|---|---|---|---|
| Size | 6 | 8 | 10 | 12 | 14 | 16 | 18 | 20 | 22 |
| Front | 1.08 | 1.08 | 1.18 | 1.18 | 1.18 | 1.28 | 1.28 | 1.38 | 1.38 |
| Back | 1.57 | 1.57 | 1.67 | 1.67 | 1.67 | 1.77 | 1.77 | 1.87 | 1.87 |
Hem Width & Knee Width
You will need this information for the steps that relate to Figure 6 in the step-by-step instructions for drafting the Pants Blocks.
Determine Your Size According to Upper Bust
| Size | 6 | 8 | 10 | 12 | 14 | 16 | 18 | 20 | 22 |
|---|---|---|---|---|---|---|---|---|---|
| Hip (in inches) | 32.5 | 33.5 | 34.5 | 36 | 38 | 40 | 42 | 44 | 46 |
Total Hem Width
| Size | 6 | 8 | 10 | 12 | 14 | 16 | 18 | 20 | 22 |
|---|---|---|---|---|---|---|---|---|---|
| Total Hem Width (in inches) | 16 | 16.5 | 17 | 17.38 | 17.75 | 18 | 18.5 | 19 | 19.31 |
Back Hem Width & Front Hem Width
The Front and Back Hem Widths are calculated from the Total Hem Circumference. The calculation has been done and the final measurements (rounded to the nearest 1/8 inch) are given in the table below. Underneath the table, find the formula for the calculation.
| Size | 6 | 8 | 10 | 12 | 14 | 16 | 18 | 20 | 22 |
|---|---|---|---|---|---|---|---|---|---|
| Front Hem Width (in inches) | 7.25 | 7.5 | 7.75 | 7.93 | 8.13 | 8.25 | 8.5 | 8.75 | 8.88 |
| Back Hem Width (in inches) | 8.76 | 9 | 9.25 | 9.46 | 9.63 | 9.75 | 10.0 | 10.25 | 10.38 |
Front Hem Width = (Total Hem Circumference ÷ 2) – 0.75 inch
Back Hem Width = (Total Hem Circumference ÷ 2) + 0.75 inch
Back Knee Width & Front Knee Width
The knee width is calculated from the Front Hem Width and the Back Hem Width. The calculation has been done and the final measurements (rounded to the nearest 1/8 inch) are given in the table below. Underneath the table, find the formula for the calculation.
| Size | 6 | 8 | 10 | 12 | 14 | 16 | 18 | 20 | 22 |
|---|---|---|---|---|---|---|---|---|---|
| Front Knee Width (in inches) | 8.25 | 8.5 | 8.75 | 8.93 | 9.13 | 9.37 | 9.62 | 9.87 | 10.13 |
| Back Knee Width (in inches) | 10.13 | 10.38 | 10.63 | 10.82 | 11.0 | 11.25 | 11.5 | 11.75 | 12.00 |
Front Knee Width = Back Hem Width + 1-inch for sizes 6 -14, plus 1.13-inch for sizes 16-20 & plus 1.25-inch for size 22.
Back Knee Width = Back Hem Width + 1.38-inch for sizes 6 -14, plus 1.5-inch for sizes 16-20 & plus 1.63-inch for size 22.