Dielectric earmuff for helmet (NRR 24 dB)

Reference: EM3502

The Vangard insulated hard hat hearing protector provides dielectric protection for environments with low voltage hazards. The rugged outer shell is designed for demanding industrial environments, and its design offers great protection against noise and piercing whistles.
Lightweight, comfortable, helmet-adaptable design provides a pressure-free fit, even during prolonged use.
The height and position of the cups is adjustable to comfortably fit all users.
ANSI S3.19-1974 compliant.
Noise attenuation, NRR: 24 dB

Reference EM3502