Optime 2 headband ear muffs
Conforms to EN352 1
H=34 M=29 L=20 SNR=31

• Developed for demanding noise-hazard environments
• Muffles even extremely low frequencies to a maximum degree.
• The sealing rings, filled with a unique combination of liquid
  and foam results in an optimum seal with low pressure contact
  providing snug comfort even over long-time use.
• Weight : 210g