Product Description Item Number | 6844 Moldex Pura-Fit Uncorded - 250 Pair Plug Station dispenser* Foam Ear Plugs * Pura-Fit® ear plugs are tapered so they are easier to insert in any size ear canal. Pura-Fit® special foam is formulated for softness and comfort, and the outer surface is smooth, so it doesn’t irritate the ear canal. NRR 33. highest independently tested NRR available. Pura-Fit® is independently tested to ANSI S3.19-1974 by Michael & Associates, Inc., State College, PA. So you know you’re getting excellent protection against industrial noise. Features: * 100% PVC-Free. * Highest Independently tested NRR 33. * Tapered for easier insertion. * Improved, softer foam for maximum comfort. * Hygienically packaged in biodegradable paper pouches. * Non-irritating, smooth surface. * Longer length for easy fitting and removal. * The bright green color is a trademark Moldex-Metric, Inc. Packaging: 6844 Pura-Fit, Uncorded Plug Station has 250 pair.