Details:

• Howard Leight Laser Trak Metal Detectable Earplugs.
• Single use ear plugs.
• A metal grommet on the earplug aids in metal detection.
• Ear plug design - A low-pressure polyurethane foam expands gently inside the ear canal for comfortable long-term wear, while its contoured T-shape delivers easy handling. 
• Cord type: Non-Metal detectable cord
• One size fits all ear plug.
• Packaged in a poly bag 
• Noise Reduction Rating (NRR): 33 dB.
• Colour: Blue and orange. Bright colours – easily detected by visual and automated inspection.
• Box of 100 pairs of ear plugs