Ear Plugs / Reusable Uncorded 100/boxPack Size:1Sunbelt B1AC5605, Central Spares-UK 17438 Foam polyurethane, Triple flange design provides exceptional hearing protection, NRR (max) 24, Long-wearing comfort and reusability, Can be washed for weeks of use, Intense orange plugs make them highly visable, 100 pairs per case