详细规格及用途描述

Lightweight, with soft foam-filled cushion provides a good seal for protection against harmful noise.
Adjustable reinforced headband offer a sung, comfortable fit and can be worn in three positions.
Easy and adjustable headband sides to fit all size.
Compliance:
SNR 23.76dB CE EN352-1

NRR 24dB ANSI S12.42 S3.19