SparkPlugs Metal Detectable Foam Earplugs, Foam, Metal Detectable with Cord

Features: Bright, fun colors provide easy compliance checks | Metal detectable for food processing applications | The ball bearing and cord are in separate holes so that the ear plugs remain detectable even if the cord is removed | The ear plugs are corded to prevent ear plug loss | Their tapered shape fits easily in the ear canal, and seals gently and snugly without pressure