3M Peltor Optime 98 Series Earmuffs
• Slim tapered upper dome, excellent for use with hard hat and face protection equipment 
• Broad foam cushions give low, comfortable surface pressure.  
• Pressure equalization air openings, quickly ensure the correct pressure to the eardrum 
• Suitable for factories, sheet metal works, schools, printing offices, industries and power equipment 
• CSA Class A • Colour: Yellow
Available in Headband and Cap Mount models