Dainese's airbag jacket doesn't rely on a motorcycle to activate
 

Airbag jackets for motorcyclists typically rely on the bike to activate the safety features, which, in some cases, could be a bit tricky. Dainese remedied the issue by packing all of the requisite tech inside the jacket itself on its D-air Misano 1...

http://www.engadget.com/2015/09/14/d...&ncid=rss_semi