The largest flange from the unused end blocks the used end from proper insertion into the user’s ear. Moreover, Aearo and 3M allegedly knew that the ear plugs were too short to properly fit users, and that the ear plugs could loosen gradually without being noticed by the user.Īnother design issue with the ear plugs is with regard to the flanges.
Lawsuits against 3M allege that test results of the Combat Arms Ear Plugs were manipulated to comply with product standards set by the government.
COMBAT ARMS SUPPLY HOW TO
There are several issues that plagued the 3M Combat Arms Ear Plugs, including design flaws and a failure to give proper instructions on how to wear the device to ensure proper protection. 3M confirmed having started Chapter 11 proceedings in Indiana. Important Note: On July 26, 2022, 3M revealed that it is planning to file bankruptcy protection for the unit that creates the military-issued ear plugs in hopes of drawing a line on the lawsuits which affected the company’s shares. The company supplied these ear plugs to the US military from 2003 to 2015, with the estimated quantity provided ranging from 500,000 to 2.25 million pairs. The yellow end filters loud impulse noises while allowing the soldier to hear verbal commands and low-level noises while the green (or darker) end gives protection against high-decibel, constant noises like machinery, aircraft, and armored vehicles.ģM Combat Arms Ear Plugs were initially manufactured by Aearo Technologies, which was acquired by 3M in 2008 for $1.2 billion. The ear plug is dual-ended and offers two types of hearing protection depending on which end is inserted into the ear. 3M Combat Arms Ear Plugs are military standard-issue ear plugs used to protect soldiers’ hearing when surrounded by loud noises, usually during combat.
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