Amazon.com: Howard Leight by Honeywell Fusion Corded Reusable Earplugs, 100-Pairs (FUS30-HP) , Blue : Health & Household
ReadyMax PermaPlug NRR 27 db TPR PermaPlug Replacement Earplugs (4-Pack) RPL4-PP - The Home Depot
3M H10P3E Prime Optime Cap-Mount Earmuffs NRR 27 dB (10 Pack) - Industrial Safety Products
Global Glove and Safety Hand Protection, Eye Protection, Cooling Protection, Heat Stress, Cut Resistant Protection Bullhead Safety® Hearing Protection Premium High-Visibility Padded Band NRR 27 dB Earmuffs - HP-M4
Amazon.com: QAQNOOS Ear Plugs Ultra Comfort, High NRR 27 dB, Ideal for Sleep, Study, Work, Travel & Concerts, 3 Sizes Ear Cap in one Package (S M L) Color Black : Health & Household