Behind-the-Head Provide consistent attenuation across all frequencies. Snap-in ear cushions distribute pressure and provide a positive seal. Behind-the-Head and Cap/Hat-Mounted Ear Muffs • Meet ANSI -1974, except Nos. 3NKZ4 and 3NKZ5 meet ANSI S12.6-1984
This listing is for each.
See other products in some related categories (click to browse):
Industrial & Scientific > Occupational Health & Safety > Safety > Hearing Protection