3M 318-1001 E-A-R Push-Ins Earplugs, Corded, Pair – Polybag, 28/23 dB NRR, One-Size-(Box of 100 Pairs)

Soft, flexible foam conforms to the unique shape of each ear for comfortable noise reduction
Blue stem makes insertion and removal cleaner and easier
Corded for easy short-term storage around the neck
Flexible stem makes fitting easy without the need to touch the foam tip so the tips stay clean even when hands are dirty
Poly bag keeps earplugs clean before use
Foam inserts easily and seals the ear canal for a comfortable fit that lasts
Cord allows earplugs to be stored conveniently around the neck in between uses
Electrically insulated