This is a highly-visible user-friendly permanent hearing protection center. Built with heavy-duty anodized aluminum and designed for wall installation this unit dispenses earplugs with a simple turn of the handle providing a hygienic and economical source for earplugs. Dispenser boxes (#76619 76688 50944 not included) fit in the top of the machine making it easy to refill. Unit holds 500 pair of plugs.