Ottobock Launches 'Invisible Class' Campaign to Address Travel Barriers for 1.3 Billion Disabled Travelers Ottobock's 'Invisible Class' initiative highlights the accessibility challenges faced by 1.3 billion travelers with disabilities, calling for global awareness and action.

Ottobock Launches 'Invisible Class' Campaign to Address Travel Barriers for 1.3 Billion Disabled Travelers #USA #Austin #Ottobock #Invisible_Class #accessibility_issues