In cities all over the world, a growing number of people are leaving their cars in the garage and commuting by bike instead. The only problem is, neither infrastructure nor driver education has kept up with the influx of bikes on the street. That means crashes happen, and the last thing you want is to be lying in the street with a mangled bike, trying to figure out how to call for help. That’s where ICEdot comes in. This small yellow sensor attaches to your helmet (or body) and in the event of a crash, will alert your loved ones and emergency responders of your exact location if you are unresponsive. Keep reading to find out how it works.