In addition to what's been mentioned so far I like to ride with a red bandana.
It's good for wiping sweat, dowsed with water it and wrapped around your neck help keep you cool on hot days, and in real emergencies it can serve as a flag or a tourniquet.
And as I found out on the ride I just completed, it will serve as a hand wipe after dealing with a mechanical...
Last edited by ahsposo; 06-22-11 at 11:09 AM.
Reason: add more words