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Product Overview
3M Foam Earplug 1100 is a soft foam earplug engineered to provide effective hearing protection by reducing noise exposure. It belongs to 3M’s 1100 Series of polyurethane foam earplugs, known for comfort, simplicity, and reliable noise attenuation.
These earplugs are typically uncorded (corded versions are available like 3M 1110 Ear Plug Corded) and disposable after use, making them practical for workplace PPE, construction sites, manufacturing environments, and other areas with hazardous noise levels.
Key Specifications
| Feature | Specification |
|---|---|
| Product Type | Disposable foam earplugs |
| Material | Soft, slow-recovery polyurethane foam |
| Design | Tapered, smooth surface |
| Corded | No (uncorded) |
| Size | One-size-fits-most (regular) |
| Noise Reduction | Up to ~35 dB attenuation (tested to EN 352-2:2020) |
| Standards | EN ISO/EN 352-2 compliant |
| Compatibility | Works with 3M™ E-A-Rfit™ Dual-Ear Validation System |
Features
Soft Hypoallergenic Foam
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Made from slow-recovery foam that softens with body temperature, conforming to the shape of the ear canal for a secure, comfortable fit.
Tapered Design
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Tapered shape allows easier insertion and fits a wider range of ear canal sizes, improving the seal and comfort.
High Noise Attenuation
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Reduces noise levels up to ~35 dB, helping protect against hazardous noise exposure in workplaces.
Smooth Surface
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Helps with cleaner, more hygienic handling and insertion.
Disposability
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Designed for single-use, avoiding hygiene issues that may arise with reuse.
Validation System Compatible
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Works with 3M’s E-A-Rfit™ Dual-Ear Validation System to measure individual attenuation and fit quality.
Benefits
Effective Hearing Protection
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Helps reduce exposure to high noise environments — ideal for industrial machinery, construction tools, workshops, power tools, and other loud tasks where hearing safety is critical.
Comfort for Extended Use
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The foam expands gently inside the ear canal and the material remains soft over long periods, reducing discomfort even during extended wear.
Easy to Use
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Simple roll-down insertion makes them quick to apply — no special training required.
Hypoallergenic Material
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Foam is designed to be skin-friendly, minimizing irritation for most users.
Fits Many Ear Sizes
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One-size-fits-most design adapts to a wide variety of ear canal sizes, reducing the need for multiple sizes.
Use Cases
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Workplace Noise Safety: Construction, manufacturing, fabrication, power tools
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General Noise Environments: Workshops, concerts, traffic noise control
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Focus & Rest: Blocks background noise for study, sleep, or travel (user preference)
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PPE Programs: Fits into safety compliance plans for hearing protection

















