/
Close
Newsletters  | Mobile

World's Most Important Travel Innovations

World's Most Important Travel Innovations: Foam Earplugs

Courtesy of 3M Company

Foam Earplugs

Anyone sitting near a colicky baby on a flight just had to suck it up until 1972, when the Cabot Corporation’s Ross Gardner introduced this sleep-saving tool, which expands in the ear canal to block out noise. —Aimee Lee Ball

Advertisement

Sign Up


Connect With Travel + Leisure
  • Travel+Leisure
  • Tablet
  • Available devices

Already a subscriber?
Get FREE ACCESS to the digital edition


Advertisement


Advertisement

Advertisement

Marketplace