The Allen ULTRX Sound Blocker Earmuffs (Allen part no. 4127) give shooters a straightforward passive hearing protection option within Allen’s broader ULTRX lineup, relying on dense cushioning and a sealed fit to block range noise rather than electronics. That passive design keeps the earmuffs simple and dependable, with no batteries to replace or electronics to fail during a range session. The over-the-head fit is built for comfortable extended wear, whether at an indoor range, an outdoor bay, or in the field. Allen designed the Sound Blocker as a no-frills option in the ULTRX range, standing alongside the brand’s Shield and slim-profile passive models with its own distinct earcup shape. It’s a solid, dependable choice for shooters who want proven passive protection without any added complexity.

Key Specifications

• Uses an over-the-head design with passive noise reduction, no electronics or batteries.
• Measures approximately 8.6 inches across the earcup profile.

Frequently Asked Questions

Are these passive or electronic earmuffs? They’re passive, using cushioned earcups to block noise without batteries or electronics.

What kind of fit do they use? They use an over-the-head design built for comfortable, extended wear.

Buy the Allen ULTRX Sound Blocker Passive Earmuffs

Get simple, dependable passive hearing protection with nothing to charge or replace before the next range trip. Order from Allen Company‘s shooting glasses & hearing protection lineup and our Lubbock, Texas team will get it on its way to you.