In July 2018, the company agreed to pay $9.1 million to resolve allegations that it fraudulently supplied the U.S. with defective earplugs. Filed by Philadelphia attorney Robert Mongeluzzi, the suit states the plugs caused Morrison to become 100 percent deaf in his right ear because the design allowed them to “imperceptibly loosen in the wearer’s ear, thus allowing damaging sounds to enter the ear canal.”