Travelon Pressure Reducing Earplugs - 2 Pairs Penguin Random House Canada Whether you run on a

Whether you run on a treadmill

The Workhorse of the Canadian north

60-g Thermogreen® insulation keeps you warm and dry

Injection-molded

Travelon Pressure Reducing Earplugs - 2 Pairs Penguin Random House Canada Whether you run on aDescription Specifications Although airplane cabins are pressurized to minimize the effects of rapid air pressure changes during flight, many passengers still experience pain and ear popping. The Travelon Pressure Reducing Ear Plugs, help to slow down the rate at which the pressure affects the eardrum, allowing the eardrum to adjust to rapid pressure changes more naturally. In addition, these earplugs are noise reducing to 26dB 2 pairs of pressure