3M H520P3H Peltor Optime 2 helmet-mounted ear defenders have a unique combination of liquid and foam filled sealing rings - to cushion your ears.
These ear sealing rings give you maximum comfort and fit, even over extended periods of use.
The 3M H520P3H-410-GQ Optime 2 is for use in noisy environments and it gives you and SNR of 30 decibels, it is typically used in construction applications, widely used across the UK oil industry, airports, agriculture and industrial uses.
Optimum seal with low contact pressure against your ear.
The 3M H520P3H-410-GQ Peltor Optime II Ear muffs are tested to EN352-3. They are approved for use with a wide range of industrial safety helmets.
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