Details:

• HOWARD LEIGHT SmartFit Mutliple Use Metal Detectable Earplugs.
• Earplugs feature a metal ring on stem detectable by automated equipment.
• Triple-flange earplug design for comfortable fit
• Conforming Material Technology™, SmartFit Detectable uses body heat to adapt to the shape of the ear canal for a comfortable, personalized fit. 
• Poly bag keeps earplugs clean and accessible for re-use 
• Push-to-fit earplugs allow easy hygienic insertion without rolling
• Noise Reduction Rating (NRR): 25 dB. CSA Class AL
• Colour: Blue
• Cord type: Non-detectable cord
• Box of 100 pairs of ear plugs