Drawstring Bag Pattern Generator — Free Cut Patterns
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El Drawstring Bag Pattern Generator turns your finished bag dimensions into a ready-to-cut pattern in seconds. Enter bag length, opening width, ruffle height and drawstring-hole width to generate a cut pattern (SVG/DXF/PDF/PNG) and a finished preview in real time. Metric (cm/mm) or inches, two styles, zoom & drag.
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Pattern widthPattern lengthSide seam allowanceTop seam allowanceCasing lineRuffleRuffle heightDrawstring holeBag lengthOpening widthFold-over (slim pouch)Standard · no ruffle (auto)Standard · no ruffle (top drawstring)Standard · with ruffleSwitched to the no-ruffle version; the ruffle height does not affect this pattern.Ruffle disabled; the ruffle height does not affect this pattern.ArtículoFormulaResult (mm)DisplayPattern widthPattern lengthTop seam allowanceCasing lineBottomDrawstring holeDrawstring notchBottom foldRuffleUser input2 × (Opening width + side seam allowance)Bag length + 2 × top seam allowance + 20Top seam allowance + 40Pattern length − top seam allowanceHole width, 3 (sides + center)Opening width + 2 × side seam allowance2 × (Bag length + casing line + top seam allowance)Top seam allowance + casing line (fixed)— (none, no ruffle)Pattern length / 2width = drawstring hole width2 × (Bag length + ruffle + top seam allowance)Top seam allowance + 2 × ruffleRuffle − (drawstring hole width + 4.5)Centered between the two fold lines, width = hole widthFold-over style is reverse-engineered from a 9.5×18 blueprint (side / top seam allowance adjustable).No-ruffle version: the ruffle height is not used (bag length = bag length, casing line is fixed).The top and bottom are symmetric.Great for a slim, long pouch — and it saves material.Turn right side out.Stitch the two side seams.Thread the drawstring: out one hole, into the adjacent hole on the other side, then tie the two ends. Repeat for the second drawstring.Fold along the bottom fold line (the middle dashed line), right sides together.Fold the top edge down until the top notch (first dashed line) lines up with the casing line (second dashed line), wrong sides together, and stitch across.Fold the pouch in half from the middle (left–right symmetric), right sides together.Stitch in an L-shape along the bottom edge and one side seam.Fold the top edge down until the top notch (first dashed line) lines up with the casing line (second dashed line), wrong sides together, and stitch across; repeat at the other end.Fold the top edge down until the top notch (first dashed line) lines up with the casing line (third dashed line), wrong sides together, and stitch across; repeat at the other end.Stitch across along the drawstring notch (second dashed line); repeat at the other end.Could not parse SVGPNG generation failedSVG code copiedCopy failed.
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