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  • Decibel Defense Safety Earmuffs in Extra Large (XL)

    Decibel Defense adult earmuffs are built for serious hearing protection in loud environments where consistent performance matters. With industry-leading 37 dB NRR, adjustable sizing, and all-day comfort, they’re designed for shooting, power tools, construction, yard work, and everyday noise reduction. Foldable passive design means no batteries, no charging, and no failure points—just dependable protection that works every time.

    FOR LARGER HEADS – Get a secure fit that actually works. Our custom XL size provides an additional ⅝" extension on each side, offering a comfortable fit for larger heads. The ear cup size remains the same as our standard earmuffs—the XL version simply extends further for a better fit, without altering the ear cup dimensions or affecting performance. 

    INDUSTRY-LEADING 37 dB NRR – Block out dangerous noise and protect your hearing in the loudest environments. Industry-leading 37 dB NRR delivers powerful hearing protection you can feel immediately. Passive design always works with no batteries or electronics to fail. ANSI S3.19 & CE EN 352-1 certified.

    ALL DAY COMFORT, SNUG BY DESIGN – Wear them for hours without interruption. Padded headband and soft dBTech foam provide lasting comfort during extended use. Lightweight 12 oz design helps reduce pressure. Snug fit is intentional to create a proper seal and improve noise reduction. If they feel too tight, stretch them gently over the box overnight.

    CUSTOMER SATISFACTION PROMISE – Decibel Defense is an American family business founded over 10 years ago by an Army veteran and musician who understands hearing damage firsthand. We stand behind every product, so if you ever have an issue, contact us and we will make it right. Experience the most comfortable and reliable hearing protection you’ve ever owned – that’s our "Double-D Guarantee."

    IDEAL FOR – Built for gun shooting ear protection, power tools, construction, lawn care, loud machinery, and other loud environments such as NASCAR, sporting events, or live music. Ideal for the gun range, workshop, or job site. Also helpful for studying or reducing sensory overload in noisy settings, including for those with autism or ASD. Foldable design stores easily in your bag, so your hearing protection is always within reach.

    Free Shipping. ClimatePartner Certified.

    We offer free shipping on all orders within the United States. Most orders are processed quickly and shipped within 1–3 business days, with tracking information provided once your order is on the way. Delivery times may vary slightly depending on your location, holidays, or carrier delays. If you ever have questions about your shipment, our US-based support team is happy to help.

    SPECIFICATIONS

    Type
    Adult Earmuffs XL
    NRR Rating
    37 dB
    Standards
    ANSI S3.19-1974 CE EN 352-1
    Use Cases
    Shooting Ranges and Firearms Training Construction and Power Tool Use Woodworking and Workshop Projects Lawn Care and Landscaping Industrial and Factory Work Concerts Festivals and Sporting Events Automotive Repair and Garage Work Travel Studying and Focus Work Sensory Sensitivity and Noise Reduction Hunting and Outdoor Activities
    Weight
    10 oz
    Dimensions
    Outer Ear Cup: ~4.0 in (H) × 3.25 in (W) Inner Opening: ~2.5 in (H) × 1.5 in (W) Extended Adjustable Height: ~10–12.5 in (Top of Headband to Bottom of Cup)
    Minimum Age
    12
    Fit Type
    Firm
    Band Material
    Reinforced Metal Headband with Padded Covering (Extended Range)
    Cushion Material
    dB Tech Soft Foam Ear Cushions (replaceable via Hygiene Kit)
    Replaceable Cushions
    Available
    Cup Material
    High-density Molded ABS Plastic
    Foldable
    Yes
    Compatible With
    Glasses, Earplugs

    FAQ

    Is 37 dB NRR considered high?

    Yes. 37 dB NRR is among the highest levels of passive hearing protection available in earmuffs.

    Are the cushions replaceable?

    Yes. We offer a Decibel Defense Hygiene Kit with replacement cushions and foam inserts, making it easy to refresh comfort, hygiene, and long-term performance after regular jobsite use. These are compatible with our adult earmuffs and helmet earmuffs and are especially useful in environments where sweat, dust, and dirt are unavoidable.

    Does a higher NRR always mean better protection?

    Generally, yes. A higher NRR indicates greater potential noise reduction when properly worn.

    Are earmuffs better than earplugs?

    Both can be effective, but earmuffs are generally easier to wear correctly and provide more consistent performance across users.

    Are these good for shooting, yard work, and power tools?

    Yes. These are ideal for shooting ranges, hunting, construction, lawn equipment, woodworking, heavy machinery, concerts, fireworks, and sporting events. They are also commonly used for sensory relief, concentration, and reducing overstimulation in noisy environments.