H10P3E 3M PELTOR OPTIME EAR MUFFS Description Description For noise levels up to 105 dBA Easy cap-mount design Liquid/foam filled earmuff cushions Noise Reduction Rating (NRR)*: 27dB. CSA Class AL Related products EM7209 NORTH INTRUDER (WIDE BRIM) H7B 3M PELTOR OPTIME NP102 – DYNA-FIT LITE DISPOSABLE EARPLUGS 200/bx LL-30 LASER LIGHT EAR PLUGS CORDED