The 3M™ Foam Earplugs 1100 are soft, tapered foam earplugs designed to conform comfortably to the wearer’s ear canal, offering effective noise reduction with hygienic features and compatibility with fit‑testing systems.

• Noise Reduction Rating (NRR): 29 dB (CSA Class AL)
• Fit‑Test Compatibility: Specifically compatible with the 3M™ E‑A-Rfit™ Validation System
• Material & Comfort: Made of soft, slow‑recovery polyurethane foam, hypoallergenic, with a smooth surface that resists dirt
• Design: Tapered shape to better conform to varying ear canal geometries
• Packaging & Quantity: Supplied as 200 pairs per carton
• Sizing: One‑size‑fits‑most design
• Optional Packaging Type: Dispenser packaging is available for uncorded variants
• Performance Warning: The labeled NRR may overstate real‑world performance; 3M recommends reducing the stated attenuation by 50% when estimating actual protection levels under typical use