www.ishn.com/articles/101957-metal-detectable-corded-earplug
Metal detectable corded earplug
August 3, 2015
3M™ E-A-Rsoft™ Metal Detectable earplugs were specially developed for food processing and other industries where it is critical to keep earplugs from contaminating products and processes. Recognized by most metal-sensing systems, these earplugs feature an implanted stainless steel ball bearing in the plug and metal particles in the cord.
3M Personal Safety Division, www.solutions.3M.com, 800-328-1667
