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Folding instructions: Bow-Tie Sonobe
This is the primary page for this model.
Type: color-change, single unit (implies: single-sheet)
Author: Michał Kosmulski, tomoko07011209 (independent design)
Models using this unit: Spiked Icosahedron (Bow-Tie Sonobe), Spiked Icosahedra from Three Sonobe Variants
In albums: Models designed by me and by others, Simple models, Sonobe variants
This is a Sonobe variant, derived from my Paper Airplane Sonobe by changing just a few folds.
Independently, instagram user tomoko07011209 came up with the same design around the same time. Masha Athanasiadi noted that this design is very similar to sonobe C4 Kunihiko Kasahara - book : Origami 2 Geometrikus page 37.