Etymotic High-Fidelity Earplugs, ER20XS Standard Fit, 1 pair, Polybag Packaging

Size:Standard Fit Hearing loss from loud sound affects millions of people, butnoise-induced hearing loss is preventable! ER20XS high-fidelity earplugsreduce sound levels while preserving sound quality and clarity. ER20XSearplugs are configured to replicate the natural response of the ear, so soundquality is the same as the original, only quieter. Music, voices and othersounds are clear–not muffled–making ER20XS ideal for concerts, clubs,theaters, aircraft, construction, yard work, airshows, parades, and athleticor motorsports events. The new low-profile, stem-less design fits snugly inthe outer ear without protruding, making ER20XS comfortable to wear underhats, helmets, and other headgear. The standard-size eartips fit the majorityof ears. ER20XS earplugs are reusable, but with repeated use, the eartips maylose elasticity. For best performance and retention, if you use your ER20XSearplugs frequently, replace the eartips every 3-6 months. ER20XS are notrecommended for use with impulse noises such as gunfire, or for sleeping.