Aviator + Afterburner When we discovered that 80% of urban cyclists have gear that fails them, we did something about it. Introducing bike lights that last forever. Defender Stealth In the summer of 2011, our friend's bike light was stolen. Riding home that night, he was hit by a car. MIT engineers created the Defender to protect city cyclists and their... Our Friends Cook Smarter Control Your Keychain Dealers Find A Dealer Become a Dealer Support FAQ Follow us Design our next product!