My bet for being warm and cozy this Fall is on Scarves that can be worn like Ponchos.
The Burberry one is over 1,000 usd and it's made of fleece! FLEECE!
You can easily make one yourself at your house. It's a non-sewn project that you just need a pair os scissors and fleece, and that you can find it at Joann's. :)
Not all fleeces are bright and blank! Check these patterns out: