Hellberg® Secure S1C Green Helmet Mount Earmuffs (SLC80 25dB, Class 4) Default_custom-moulded-ear-plugs NRR 33 protection from noise

NRR 33 protection from noise

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but also makes it easy to make phone calls with both hands free in noisy environments

Low sounds are amplified up to 85 dB while dangerously loud sounds are limited to a maximum of 85 dB

Hellberg® Secure S1C Green Helmet Mount Earmuffs (SLC80 25dB, Class 4) Default_custom-moulded-ear-plugs NRR 33 protection from noiseProtection level 1 for low to medium noise Very slim and light weight Approved with most popular safety helmets The helmet mounted earmuff is the ideal choice for any work that requires head and hearing protection. Its durable construction withstands rough environments and the slim design reduces the risk of snagging in branches or confined areas. Protection level 1 is suitable for low to medium noise levels, between 75 90 dB. A perfect choice for