Amazon.com: Mack's Original Soft Foam Earplugs -100 Pair - Individually Wrapped - 33dB Highest NRR, Comfortable Ear Plugs for Sleeping, Snoring, Work, Travel and Loud Events | Made in USA : Health & Household
Amazon.com: HEAROS Xtreme Ear plugs - Best In Class Noise Cancelling Disposable Foam Earplugs With NRR 33 Hearing Protection, 14 pairs : Health & Household
Amazon.com: Medicook Soft Foam Sleeping Ear Plugs,40 Pairs NRR 33 Decibels Noise Cancelling Ear Plugs, Sound Blocking, Traveling, Flying, Working and Studying : Health & Household
3M 391-1254 Ear Plugs
Howard Leight by Honeywell FirmFit Soft PVC Foam Ear Plugs (NRR 30) - Box of 200 Pairs - Industrial Foam Ear Plugs in Full Boxes
3M Reusable Corded Earplugs (3-Pack) 90716-3-10DC - The Home Depot
3M™ E-A-R™ UltraFit™ Earplugs 340-4017, Metal Detectable, Corded, Econopack, 2000 Pair/Case | 3M United States