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Dimensions for demogorgon flaps:
- Sewed to rectangle: 1/2 in tall, 4.172" wide
- Circumference = 16.6891"
- Diameter = 5.312"
- Flap height = D/2 + .75 (grommet) = 3.406" (can add extra for bulge)
- Flap height + 1.2" sewed part = 3.906"
- Grommet = 1" diameter, flap 1/4" past edge
- Extra fabric for finishing seam = 1/2"
- Width of top of trapezoid = 1.25"
Dimensions for bottom:
- Circumference = 16.6891"
- Flaps 1" wide, 1/2" tall
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- Move the bottom tape towards the mouth to allow for the full seam allowance.
- Single exterior rectangle.
- Make wider (and thus shorter)
- Add loops through closures
- Remove line holding flap. Replace with rubber bands
- Add grommet in bottom for bridal to pass through
New Dimensions:
Rectangle:
- Height = 14.875" Seam allowance = 3/8"
Width = 17.2" Seam allowance = 1/4" per side
Bottom:
Flaps:
- Trapezoidal flaps
- bottom length 4.175" = circumference / 4
Sources
- Dimensions for main rectangle: