In Florida anyone 16 & under is required to wear a helmet, while riding a Bicycle. Anyone over 16 is free to make there own choice. I personally wear a helmet on my bike. This is the one i wear
http://www.louisgarneau.com/us-en/pr...DIAMOND_HELMET. It fits so good, most of the time i forget i am wearing a helmet. I can even leave the chin strap undone & my helmet stays in place.