Understanding Hearing Conservation How to choose the right earplugs Disposable Earplugs Made from materials that expand and conform to the shape of a person’s ear canal. Beneficial for companies with a large number of employees who go through lots of earplugs due to large varieties and being inexpensive. NRR Range: 28-33 Metal-Detectable Earplugs Metal-detectable earplugs are a specialized type of earplug mainly for use in the food and beverage industry to maintain health and sanitation standards. These earplugs contain important features to help maintain the compliance of a company if an earplug were ever to fall into food or beverages during production. These are usually blue in color to stand out. NRR Range: 17-28 Reusable Earplugs Can be made from silicone, plastic, or rubber materials that seal the ear canal. They can be cleaned and reused and are more cost effective than disposable if cared for properly. NRR Range: 21-33 Ear Muffs Block noise by completely covering the ear. Because it fits over ears, it can be more comfortable to some. Can be worn along with ear plugs to block out extra noise. NRR Range: 18-33 Banded Earplugs Puts formable earplugs on a flexible plastic or metal band. Easy insertion and removal. Beneficial for employees moving in and out of noisy areas. NRR Range: 17-28 SAFETY FOR TECHNICAL SUPPORT CONTACT: SAFETYQUESTIONS@FASTENAL.COM OR 1-833-FNL-SAFE
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