Innovation Nonprofit & Social Cause Collapsible backpack offers safer water transport in the developing world Collapsible backpack offers safer water transport in the developing world Nonprofit & Social Cause The WaterWear backpack has been launched as a safer and more ecologically responsible alternative to makeshift water-carrying vessels. Sign in or buy a plan to view this innovation View plans Sign in Greif WaterWear 25th June 2012 Facebook Twitter Tumblr Linked In Email Download PDF