Dependable & Nearly Indestructible; Store Fully Loaded Without Loss Of Reliability Exceptionally rugged, combat- and competition-ready magazine functions flawlessly, even when left fully loaded for extended periods.
Available in a 5 pair case, and 50- or 100-pair tub, these single-use earplugs have the highest noise reduction rating available in a foam earplug. Available with or without retaining cord. NRR 33. Sinclair, Issue:5B, Page:224