An essential for every jobsite, 3M Disposable Earplugs provide handy hearing protection on the go. When properly selected and used, the soft foam of the earplugs conform comfortably to your ear canal and are our highest noise reduction earplug with a Noise Reduction Rating (NRR) of 32dB. Donâ€t let yourself and your crew get stuck on a noisy job without hearing protectioon load up on 3M Disposable Earplugs to help protect your hearing,