Originally Posted by Brian Ratliff
Get a
Burley. If not that, make sure it is bike specific, with longer than normal sleeves (since you are bent over with your arms out in front), vents, and no hood.
I second the Burley. very well-designed, cycling-specific jacket, but it's expensive. great and very visible day or night with liberal amounts of reflective piping. I have used mine for 3 years and it's towards the top of my list of good purchases.