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Mass (g/piece) 2
NRR Value 25dB
Code Available (620 mm)
Size One Size Fits All
Material Thermoplastic elastomer
TRUSCO Part Number 344-7235
Specification JIS T8161 EP-1 (CLASS 1) COMPLIANT
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2 Customer Reviews
The reviews are automatic translation.
Sound insulation from the neighborhood
On 2015-06-04 17:14:12
It is only called Ultrafit and the fitting feeling is very good. However, it seems that low frequency sound is passed through.
On-site work in factory
On 2015-04-17 14:41:46
Unlike a sponge made type that crushes once and then put it in your ear, unless it hurts in the ears even for long periods of continuous use, it is popular in the field. And I think that it is good to lose even the point with a strap.
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