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Mack's Shooters Maximum Protection Foam Earplugs Orange 7-Pair #4799 Finally, a standard-sized foam earplug with a Maximum Noise Reduction Rating (NRR) of 33 dB! - (Highest NRR). Made with Macks Comfy Cush
Sleep and Sound - Macks Maximum Hearing Protection – 50 Pair – Soft Foam Earplugs A standard-sized foam earplug offering top notch, high protection from noise with a noise reduction rating of