© 2015, Iron Butt Association, Chicago, Illinois Please respect our intellectual property rights. Do not distribute this
document, or portions therein, without the written permission of the Iron Butt Association.
Even on the warmest summer nights, after a few days of 100+ temperatures, a 75-degree evening ride can
send a chill through your body. Add in a cool, wet day and the benefits of an electric vest mean that no
serious rider would leave home without it.