Will fit most cap-style hard hats with universal slots., Using passive noise-blocking muffs attenuate based on the highest quality of insulating and dampening materials., Are dielectric, non-conductive., Can be worn snapped into place on ear, slightly off ear to allow hearing, or pivoted up and away when not needed., Wide and soft ear cushions with snap-in system for quick, easy replacement., Low-frequency noise; the best choice when nothing else will do. 140-150 dB levels. ,

Packaging: Gift Box
Imprint Method: Pad Printing
Imprint Location: Right