Amazon.com: Acu-Life Ear Plugs, Ear Plugs for Sleeping, Snoring, Loud Noise, Concerts, Construction, Studying & Traveling, NRR 27, Made in the USA : Health & Household
Airsoft? Reusable Corded Earplugs NRR 27 db Rated, Blue Earplug with Orange Cord
Hearos Multi-Purpose Reusable Water and Noise Protection Ear Plugs (NRR 27) (Two Pairs + Carry Case) - Ear Plugs for Swimming
3M H10P3E Prime Optime Cap-Mount Earmuffs NRR 27 dB (10 Pack) - Industrial Safety Products
Helmet Ear Muffs - NRR 27|| WesSpur Tree Equipment