Seneca Jumpsuit

The Seneca is everything you love about workwear with a relaxed fit through the body. It has a slightly boxy cut that can be cinched with elastic at the back or leave it open for a looser look.


-Button front closure with hidden placket
– Long or short sleeve option
– Five Pocket Styling
– Slight cropped hem
– Elasticated back waist for shaping, optional


Available sizes: 

This pattern is available in 2 size ranges; DD 0-20 and JJ 16-34 (see final images for size chart).

Doriana is wearing a size 28 from the JJ size range in 9oz duck canvas, View B. Mod; 5″ added to hem. Her measurements are; 55″/47″/60″ at 5’8″

Alexandra is wearing a size 16 from the dd size range in cotton oxford, View A with elasticated back. Her measurements are; 43″/34.5″/45.4″ at 5’4″

In the following formats:
  • PDF: Includes instructions, A4 tiled print at home, Projector and A0 Copy Shop files
  • PDF + A0 Printing: Includes the PDF file as above and A0 printing




For best results choose a woven fabric; denim/twill/canvas for a more structured look or poplin/viscose/tencel/textured cotton for a more relaxed look.


  • Matching thread
  • Buttons: 19mm buttons DD SIZING = x5 JJ SIZING = x6
  • Heavy thread for DECO stitch and button application
  • Mid weight interfacing 0.5m
  • Pocket lining 0.5m
  • 38mm wide elastic (optional)


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