321-2101 E-A-R Caps Hearing Protectors

Fit over ear canal entrance and pivots for a snug seal.  E-A-R Caps will not interfere with safety glasses, respirator straps and other safety equiopment.  Designed to be worn under the chin only.  ANSI S3.19-1974/CSA Z94.2.  NRR = 17 dB