Persona Medical is the oldest USA based hearing aid design and manufacturing company. Family owned and operated, they have been providing high quality hearing assistance and protection solutions throughout the world for over 50 years. Earasers stock style earplugs provide the most comfortable solution of any stock style earplug. Their unique deep fit design reduces occlusion while providing enhanced protection in the most harmful frequencies, while maintaining environmental awareness and speech comprehension. Electronic hearing protection solutions are available in stock and custom styles. All feature the latest in hearing aid technology to provide the best protection and sound quality in even the most demanding environments.