• Metal Detectable has a bright blue color which is perfect for food processing applications. The enclosed metal ball bearing eliminates any exposed metal. The ball bearing and cord are in separate holes so that the earplugs remain detectable even if the cord is removed.
• Highest independently tested NRR
• Extra-soft, low-pressure foam for comfort and fit
• Tapered shape for easy insertion and removal
• Shaped to fit even very small ear canals
• Non-irritating smooth surface