E-A-Rsoft Uncorded Ear Plug Dispenser Refill, Yellow Neons, Bullet Shape, NRR 30 dB, 500 Pairs, 3M, Mfr#: 391-1004

Ear Plug Dispenser Refill, Product Type Dispenser Refill, Noise Reduction Rating 33 dB, Insertion Method Roll-Down, Reusability Disposable, Earplug Shape Bullet, Earplug Pair Pack Type Loose, Earplug Size M, Pairs per Package 500, Overall Height 10 in, Overall Width 10 in, Earplug Color Yellow, Overall Depth 10 in, Metal Detectable No, Refill Type Cartridge Refill, Cord Options Uncorded, Earplug Material Foam, Standards ANSI S3.19-1974, Compatible Grainger Part Number 45JW40