3M H9B Earmuffs Neckband SNR=24dB Yellow Overalls | Polycotton Overalls The Ergomax fits most hard-hats

The Ergomax fits most hard-hats and helmets on the market

Single Cover

Fabric: 65% Polyester 35% Cotton 170 g/m²

EN 420:2003 + A1:2009 Cat

3M H9B Earmuffs Neckband SNR=24dB Yellow Overalls | Polycotton Overalls The Ergomax fits most hard-hats3M H9B Earmuffs Neckband The H9B Series offers versatile protection and is very lightweight providing high quality and wearer comfort. It combines a low profile with generous inner depth, which makes it easy to combine with other equipment. Suitable for use in noise levels 100 to 105dB(A): Class 4 This Earmuffs allowing the ear to rest comfortably. 3M H9B Earmuffs Neckband SNR=24dB Yellow conforms to: EN352 standard.