HomeThe little pattern lab
A little space for the seam.
Explore the geometry of a flat rectangle or a simple folded card. Then take the blank dimensions to your sheet layout.
The little pattern lab
Make room for the making.
Watch the cut edge move around a seam line, or unfold a card into its two panels.
Cut edgeSeam line
Cut rectangle220 × 170 mm
200 × 150 mm between seam lines, with 10 mm added on every edge.
Proportions are to scale within the diagram. The screen is not a physical-size template. Geometry only: no hems, closures, thickness, fit or machine margins are included.