NRR 23dB. Folds away for easy storage. Adjustable.
3M™ TEKK Protection™ Folding Earmuff, used to help protect ears against noises at or exceeding 85 decibels, conveniently folds away for easy storage and has a Noise Reduction Rating (NRR) of 23 decibels. Fully adjustable and comfortable, 3M™ TEKK Protection™ Folding Earmuff is a great choice in hearing protection for both the pro and DIYer.