High Waist Straight Trousers Pattern Block PDF
Create your own trouser designs with this professionally drafted high waist straight trousers pattern block. Featuring a straight-leg silhouette and two front options — with and without side pockets — it provides a versatile starting point for developing woven trousers.
This is the PRINTABLE version, with files for home printing, copy-shop printing and projection. It is a pattern block (sloper), designed for sewists with garment-construction knowledge. Seam allowances and step-by-step sewing instructions are not included.
All our sewing patterns and pattern blocks are 100% human-made — professionally drafted and graded by real pattern makers, not AI-generated.
Thank you for supporting independent pattern designers!
Design Features
- High waist.
- Straight-leg silhouette.
- Two front options: with side pockets or without pockets.
- Separate waistband and zipper guard pieces.
- A foundation for adapting the length, leg shape and design details.
Pattern Pieces Included
- Front trouser piece with side pockets.
- Front trouser piece without pockets.
- Back trouser piece.
- Waistband piece.
- Pocket pieces.
- Zipper guard pieces.
Sizes Included
XS, S, M, L, XL, 2XL, 3XL, 4XL, 5XL and 6XL.
UK/AU 8–26 | EU 36–54 | US/Canada 4–22.
Refer to the size charts in the product images and compare your body measurements before choosing a size. Body measurements and finished garment measurements are provided in centimetres and inches.
We recommend making a toile (test garment) to check the fit and any design adjustments before cutting your final fabric.
What You Will Receive
Your digital download includes 5 PDF files:
- A4 printable PDF — 36 pages: for home printing on A4 paper.
- US Letter printable PDF — 42 pages: for home printing on US Letter paper.
- A0 printable PDF — 2 pages: for large-format printing at a copy shop.
- Projector PDF: for use with a home sewing projector.
- Size Chart PDF.
The printable pattern files include size layers, allowing you to display and print the size you need. A4 and US Letter pages require assembly. Choose A0 printing to reduce the number of sheets to assemble.
These files are supplied for printing and projection. They are protected against digital editing; the editable version is sold separately.
This is a digital product. No physical pattern or finished garment will be shipped.
Fabric Suggestions
This block is designed for woven fabrics. It is not intended for knitted or stretch fabrics.
Suggested fabrics include cotton, linen, denim, poplin, chambray, crepe, wool and suiting fabrics. Your fabric choice will influence the drape and structure of the finished trousers.
How to Use This Pattern Block
- Choose your size using the supplied measurement charts.
- Select the front option with or without pockets.
- Print and assemble your pattern, or use the projector file.
- Make any desired fit or design adjustments.
- Add seam allowances and hem allowances before cutting fabric.
- Make a test garment before sewing your final version.
Use the block as a starting point for your own designs, including changes to the trouser length, leg width or pocket details.
Printing and File Information
- Open the PDFs in Adobe Acrobat Reader on a desktop or laptop.
- Print at 100% scale / Actual Size, without “Fit to Page”.
- Measure the test square before printing the full pattern.
- Use the Layers panel to select the size you want to print.
- The projector PDF is protected and intended for projection, not vector editing.
Important Before Purchasing
- Seam allowances are not included.
- Step-by-step sewing instructions are not included.
- This is a pattern block, not a guided sewing project.
- Basic garment-construction and pattern-adjustment knowledge is required.
- All files and supporting information are in English.
Who Is This Block For?
Suitable for fashion designers, pattern makers, fashion students, dressmakers, tailors and experienced home sewists who want a trouser foundation to adapt into their own designs.
Usage and Support
You may use this block to make garments for personal or commercial use. Redistribution, sharing or resale of the digital pattern files is not permitted.
If you have questions about the files or printing formats, please contact us — we are happy to help.
© Basic Pattern Block.
| Pattern Type | Pattern Block |
|---|---|
| Size | XS – 6XL |
| Fabric | Woven |




























