3M Earplug Ultrafit Metal 100BX 340-4007, Box

The 3M™ E-A-R™ UltraFit™ corded earplugs features a proprietary, premolded, triple-flange design that fits comfortably in most earcanals. Metal-detectable ball bearing for high detectability. Metal-detectable ball bearing for high detectability. Premolded, triple flange earplug s fit comfortably in a wide range of ear sizesNo need to roll earplugs before fitting so the tips stay clean even if hands are dirtySoft polymer is washable and reusable, reducing both waste and costsPoly bag keeps each pair or earplugs available or accessible for re-use