Howard Leight Maximum Max-1 NRR 33 Cordless Ear Plugs

Howard Leight Maximum MAX-1 Foam Earplugs NRR 33 – Disposable Cordless Hearing Protection

Howard Leight MAX-1 Earplugs NRR 33 – Maximum Noise Reduction Foam Earplugs

The Howard Leight Maximum MAX-1 Foam Earplugs (NRR 33) provide industry-leading noise reduction, superior comfort, and reliable single-use hygiene for high-noise work environments. Designed with a pre-shaped bell contour and low-pressure polyurethane foam, these disposable earplugs expand gently inside the ear canal to create a secure seal that resists backing out during long shifts.

Recognized as one of the most widely used foam earplugs globally, the MAX-1 delivers dependable hearing protection for construction, manufacturing, oil & gas, and heavy industrial applications.

Key Features & Benefits

• NRR 33 – Maximum Certified Noise Reduction

  • Among the highest-rated disposable earplugs available

  • Helps reduce exposure to hazardous workplace noise

• Bell-Shaped Contoured Design

  • Matches the natural shape of the ear canal

  • Easier insertion and improved in-ear retention

• Low-Pressure Polyurethane Foam

  • Expands slowly for a secure, comfortable fit

  • Reduces ear fatigue during extended wear

• Smooth, Closed-Cell Outer Skin

  • Resists dirt and debris buildup

  • Promotes hygiene in dusty job site conditions

• Pre-Shaped for Universal Fit

  • Fits most ear canal sizes without excessive pressure

  • Consistent performance across large work crews

• Disposable & Uncorded Design

  • Ideal for single-use environments

  • Reduces cross-contamination risks

Industrial Applications

The MAX-1 earplugs are engineered for high-noise environments, including:

• Construction & demolition

• Manufacturing & machining

• Mining & aggregate operations

• Oil & gas job sites

• Warehousing & logistics

• Aviation ground operations

These earplugs support compliance with OSHA hearing conservation programs when properly worn.

Product Specifications

Fit & Performance Guidance

For optimal protection:

1. Roll earplug into a tight cylinder

2. Pull ear upward and back

3. Insert deeply and hold until expanded

Expert Insight:
NRR ratings are based on lab testing. Real-world protection depends on proper fit and insertion. In extremely loud environments (>100 dB), dual protection (earplugs + earmuffs) is recommended.

Why Choose MAX-1 Earplugs?

• One of the most trusted earplugs in industrial safety

• Highest NRR rating for disposable foam earplugs

• Comfortable for long shifts and continuous wear

• Cost-effective for large workforce deployment

• Reliable performance across multiple industries

Frequently Asked Questions (FAQ)

Q: What does NRR 33 mean?
A: NRR 33 indicates very high noise reduction under laboratory conditions. Actual protection depends on proper insertion and fit.

Q: Are MAX-1 earplugs reusable?
A: No, they are designed for single-use. Replace after each shift or when contaminated.

Q: What makes the bell shape better?
A: The bell shape conforms to the ear canal, improving comfort, seal, and preventing the earplug from backing out during use.

Q: Are these suitable for all users?
A: Yes, the low-pressure foam and pre-shaped design fit most ear canal sizes comfortably.

Q: What industries use MAX-1 earplugs?
A: Commonly used in construction, manufacturing, oil & gas, mining, and other high-noise industries.

Q: Can these be used with earmuffs?
A: Yes. For extremely high noise levels, combining earplugs with earmuffs provides added protection.

Bottom Line

The Howard Leight MAX-1 NRR 33 Earplugs are a top-tier disposable hearing protection solution offering maximum noise reduction, superior comfort, and proven reliability. Ideal for demanding job sites, they are a staple product for any safety program or PPE catalog.