This floss bobbin started as a community request and was redesigned for 3D printing efficiency.
It cuts filament use without losing strength and costs about two cents to print.
You can make as many as you need, right when you need them. 

Printing Technology: FDM Layer Height: 0.2 mm Perimeters: 4 Infill: 10% Infill Pattern: Gyroid Recommended Material: PLA, PETG, ABS Supports: No Support Type: None

Notes:

• Concentric infill used for strength

Materials Needed:
None

Instructions:

1. Print
2. Wind thread

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Tags: thread, embroidery, sewing, bobbin, string

License:
Creative Commons Attribution—Noncommercial—No Derivatives (CC BY-NC-ND 4.0)