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HST Perfect 4" Half Square Triangle Paper

Makes 400 Half Square Triangles that finish to 4" x 4"

Discover the easiest way to achieve perfectly precise half-square triangles with the exclusive HST Perfect Half Square Triangle papers from Shabby Fabrics. Designed for quilters of all skill levels, these innovative foundation papers take the guesswork out of piecing. Simply pin to your fabric, stitch along the dotted lines, cut along the solid lines, and you have perfect half square triangles that do not need to be squared up!

Whether you're working on a beginner-friendly quilt or a more intricate patchwork design, these papers help ensure crisp points, accurate seams, and consistent blocks—no more stretching, skewing, or uneven units.

This paper pad contains 50 sheets, which will create 400 total half-square triangle units with a finished size of 4". Use these to create perfect pinwheel blocks, chevron blocks, flying geese blocks, and much more!

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5 / 5

3 reviews

5 star
3 (100%)
4 star
0 (0%)
3 star
0 (0%)
2 star
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1 star
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Summary:

Customers appreciate that these papers eliminate the need to square up blocks, which many find helpful for assembling projects like baby and wedding quilts. The instructions on the papers are seen as clear enough to streamline the process, although one customer notes the importance of following the paper directions over the pattern for fabric cutting. Several mention the time-saving aspect and look forward to using them for specific quilting projects.

Note: The summary above is generated automatically based on customer feedback.

Leah P.

Love your half square triangle papers!

It is so nice to know I won’t need to square up my blocks by using your half square triangle papers. I know it will not be hard to get my great granddaughter’s baby quilt together!

Posted: (06/20/2026)

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PCB

Verified Purchase

A true game changer

I bought these papers to use with the “cherish” wedding quilt. A real time saver! But be careful…….don’t cut your fabric according to the pattern but according to directions on the papers! You’ll love this tool!

Posted: (06/12/2026)

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Sue

Verified Purchase

Good

Got for a project

Posted: (06/01/2026)

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