The Viper Hard Hat Earmuff is a general purpose earmuff. It is designed to be fitted onto a hard hat. It is compatible with the following Hard Hats:

Unvented Hard Hat (PC-HH6), Vented Hard Hat (PC-HHV6)

• Class 5, SLC₈₀26dB
• To suit all ProChoice hard hats
• Hearing protection for noise levels to 110dB(A)
• Solid, lightweight ear cup construction
• High quality ear cushions
• Inner foam and soft cushions provide comfort during extended wear
• Low clamping force applies minimum pressure while maintaining a tight, snug seal

AS/NZS 1270:2002 Lic 20580