MAX® Pre-shaped Foam Earplugs feature a smooth outer soil-resistant skin that helps prevent foreign material from penetrating the surface when the plug is rolled. Compressible foam rolls up small for easy insertion. Expands in the ear canal for a custom fit. Flared ends allow for easy removal. Packed in individual poly bags. Available corded and uncorded. Packed 200 uncorded pair per box, 100 corded pair per box. NRR 33dB. Sold per box.