USO3 Ear protection for safety helmet
3 positions: work, rest and removed. NRR 30 dB noise reduction level. Metal free: POM headband, HIPS cup and soft PVC cushions. NRR: 30dB; SNR:23dB. Meets: ANSI S3.19 1974.
Minimum Quantity: 1
Country of Origin: Taiwan
Not Cancellable or Returnable!