Model E2 disposable earplugs are made from comfortable, non-irritating polyurethane foam, in a bright orange color that keeps plugs visible for compliance inspection. The tapered plugs expand in the ear canal for a custom fit. Hearing protection is level NRR 32. Corded and uncorded styles are available in dispensers of 200 pairs; uncorded dispenser refill bags hold 500 pairs. Magid Glove & Safety Mfg. Co., Chicago, IL