SensGard ZEM SG-31 was designed for high intensity noise environments. Recommended for any noise above 110 decibels, the SG-31 offers the patented Zwislocki protection from damaging noise while allowing speech and other useful sounds to be heard. Locking nylon headband positions the SG-31 firmly and comfortably on your head.
At just 1.7 ounces, get 21st century hearing protection technology without bulk or batteries.
The SG-31 is durable and folds to fit in your pocket or in the optional carry case.See Also:
(NRR 26) This amazing device allows the wearer to block damaging noise while still hearing useful sounds like speech and warning signals. Extremely lightweight, very durable and comfortable. Folds compactly to fit in your pocket.