Bike sharing is a hot topic a lot of bike-friendly cities and there seems to be one problem: If you’re going to use one of these bikes that are shared, are you carrying your helmet with you? Probably not.
How do you fix that? The smart people at MIT have figured out a way to sell disposable bike helmets out of vending machines. A group of designers from England have actually figured out a way to make those disposable helmets.
As the article says, these helmets are not the most fashion-forward helmets out there, but they do provide a layer of protection if you end up falling off your bike.