Ha, aww! I'm glad this thread exists - we are also trying to figure out the fabric to use for the Sugar Rush racers!
And here's a link to my FB cosplay page, and Felix progress!
Everything pictured (except for the white undershirt and base hat) was constructed by me. =D
Cosplays for 2014-15:
Simon Blackquill - Ace Attorney (15%)
Chief Prosecutor Edgeworth - Ace Attorney (100%)
Tsunami - Tenchi Muyo! (100%)
Luke Skywalker (A New Hope) - Star Wars (Planned)
Flynn Rider - Tangled (Planned)
Shinkou Taisou - Giant Robo: The Animation (10%)