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Sewing Buttonholes: Sizing, Stabilizing and Testing

Fit the actual button

Buttonhole length depends on the button’s diameter and thickness, fabric layers and chosen style. Test with the actual button rather than relying only on a fixed extra length.

Prepare representative layers

Use scraps with the same fabric, interfacing and seam arrangement as the garment. Mark placement accurately. Stabilize as required by the pattern and material.

Machine buttonholes

Use the machine’s specified foot and procedure. One-step and multi-step systems differ. Sew a full test, inspect the stitches and open the test hole carefully without cutting the stitched sides or ends.

Hand-worked buttonholes

A hand buttonhole uses a worked edge and reinforced ends appropriate to the material and style. Follow a reliable technique with a practice sample before cutting the garment. A thread shank belongs to a button attachment in suitable applications; it is not a routine extra part of every buttonhole.

Check before repeating

  • The button passes through without excessive force.
  • The opening holds the button securely.
  • The edge does not fray or distort.
  • The placement aligns with the garment overlap.
  • The test survives the intended care method.

Model-specific instructions

Singer’s manual library is one example of a source for machine-specific buttonhole procedures. Use the manual for your own model.Explore more sewing guides for fabric and seam planning.