Over 90% of hearing loss is caused by exposure to excessive noise. Noise-induced hearing loss (NIHL) affects your ability to enjoy life's pleasures and impacts your job, relationships, and emotional health. Etymotic provides innovative solutions to protect you from hearing loss caused by noise. Etymotic's philosophy is simple: You don't have to sacrifice sound quality to protect your hearing. Their products are designed and manufactured by audiologists, tested and rated by an independent laboratory, and used every day by a massive variety of people. They produce insert earphones, plugs, and more.