Airsoft? Reusable Corded Earplugs NRR 27 db Rated, Blue Earplug with Orange Cord
E-A-R UltraFlex Banded Ear Plugs (NRR 27) - 3M
Hearos Multi-Purpose Reusable Water and Noise Protection Ear Plugs (NRR 27) (Two Pairs + Carry Case) - Ear Plugs for Swimming
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
Elvex Quattro™ NRR 27 Corded Ear Plugs, 50 Pair in Pack - EP-412 - 96-004-813 - Penn Tool Co., Inc
Reusable TPR Corded Ear Plugs - NRR 27, 100 per box - Y-pers, Inc.