Printable patterns: http://vihart.com/hexaflexagons
Shirts (we only printed a limited run, sorry if we're sold out of your favourite!): https://store.dftba.com/collections/vi-hart
This video is supported not mostly by shirts but mostly by viewers like you! Thanks especially to: Caleb Wright, Albert Wenger, Jeremy Buchanan, Pat Devlin, Jack Heidrick, David Perryman, Wish Society, Carol Ghiorsi Hart, Chris Pierik, Andrea Di Biagio, Charley Sheets, Jodi Vezzetti, Andew Romaner, Yoni Nazarathy, Michael Tiemann, and Yana Chernobilsky.
More thanks: http://vihart.com/thanks
Join us: https://www.patreon.com/vihart
More hexaflexagons videos: https://www.youtube.com/watch?v=VIVIegSt81k&list=PLaNzoFtkQ7rbt5ac9qdi76iNKuqZWQkB3
