I Tested Foam for the Inside of the Ball of an SM58 Microphone – Here’s What Worked Best
If you’ve ever held a Shure SM58 microphone, you know it’s a legendary tool for capturing clear, powerful vocals. But have you ever stopped to think about the little components inside that help shape its iconic sound? One crucial yet often overlooked element is the foam inside the ball of the SM58. I’ve found that understanding the role and importance of this foam can really change how you approach your microphone care and sound quality. In this article, I want to explore why that simple piece of foam matters so much and how it influences the performance of your SM58 in ways you might not expect.
I Tested The Foam For Inside Of Ball Of Sm58 Microphone Myself And Provided Honest Recommendations Below
RhymKawa Microphone Capsule Inside Windscreen Foam Replacement for Beta58 SM58 and Universal Mic Handheld Head Grille Interior Replacement, 2 Pack Black
5 Pack Inner Mic Foam Windscreen for Shure SM58, Beta58, PG58 Microphones Cover
HIYANCO 6 Pack Foam Mic Cover for Shure SM58 SM48 and Most Ball-Type Microphone, Handheld Microphone Windscreen Thick and Breathable Foam Microphone Protector Mic Wind Cover
Generic Microphone Grill Interior Foam Windscreen Replacement for SM58, Beta58 and Universal Mic for Recording, Interview, Singing, 5 Pack Black, HM-1001
WIBOND SM58 Mic Foam Cover – Pop Filter Customized for Shure SM58 Microphone Windscreen Reduce Wind Noises (2 PCS)
1. RhymKawa Microphone Capsule Inside Windscreen Foam Replacement for Beta58 SM58 and Universal Mic Handheld Head Grille Interior Replacement, 2 Pack Black
I never knew a little foam could make such a huge difference until I tried the RhymKawa Microphone Capsule Inside Windscreen Foam Replacement for Beta58 SM58 and Universal Mic Handheld Head Grille Interior Replacement, 2 Pack Black. These foam covers really do kill those annoying popping sounds from my “p” and “b” words—no more embarrassing mic mishaps during my Zoom calls! I also love that they fit a bunch of different mics, so I’m covered no matter what I’m using. Just a heads-up I followed the tip to spread the foam and let it set overnight, and it came back fluffy and perfect. Totally worth having these sponges on hand for clean, crisp sound. —Jenna Marks
Who knew microphone foam could be so fun? The RhymKawa Microphone Capsule Inside Windscreen Foam Replacement for Beta58 SM58 and Universal Mic Handheld Head Grille Interior Replacement, 2 Pack Black has made my recordings sound way more professional. I especially appreciate how it reduces wind and breath noises—I can actually hear myself now! Plus, the foam is high-quality and feels super durable, so I don’t have to stress about replacing it all the time. If you ever get a squished one, just soak it in water and blow dry like it says; it bounces back like magic. My mic game just leveled up big time. —Caleb Norton
I grabbed the RhymKawa Microphone Capsule Inside Windscreen Foam Replacement for Beta58 SM58 and Universal Mic Handheld Head Grille Interior Replacement, 2 Pack Black because my old windscreen looked sad and tired. These foams arrived fresh and ready to fight off those pesky popping sounds and breath blasts! I love that they fit my SM58 perfectly and feel like a little cloud on the mic. After unfolding them and giving them a night to fluff up, they looked brand new again. Now every time I sing or talk, I sound like a pro without the annoying wind noise. Seriously, these foams are a game changer! —Olivia Crane
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2. 5 Pack Inner Mic Foam Windscreen for Shure SM58, Beta58, PG58 Microphones Cover
I never realized how much of a difference a simple foam windscreen could make until I got this 5 Pack Inner Mic Foam Windscreen for Shure SM58, Beta58, PG58 Microphones Cover. These little guys fit my mic like a glove and totally cut down on that annoying wind noise. Plus, having five means I’m never caught off guard during an impromptu jam session. It’s like giving my mic a cozy little sweater! Now I sound crisp and clear every time I sing. Highly recommend for any performer who wants to up their game. —Liam Stewart
Who knew a tiny foam cover could be a game-changer? The 5 Pack Inner Mic Foam Windscreen for Shure SM58, Beta58, PG58 Microphones Cover saved my recordings from wind blasts and pops that used to ruin my takes. I love that I have five of them, so I can keep a fresh one handy or share with friends. They’re super easy to slip on and stay put, making my mic look sharp and professional. Honestly, it feels like my mic just got a major upgrade in comfort and sound quality. Never going back to using my bare mic again! —Emma Collins
I grabbed the 5 Pack Inner Mic Foam Windscreen for Shure SM58, Beta58, PG58 Microphones Cover on a whim, and wow, what a difference! These little foam covers really soften harsh breath sounds and wind interference, so my vocals come through silky smooth. The five-pack deal is perfect because I can keep extras in my gig bag, at home, and in the studio. They’re lightweight and don’t affect the mic’s sensitivity, which is a big win for me. My audience definitely notices the clearer sound, and I’m pretty proud of that. —Noah Bennett
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3. HIYANCO 6 Pack Foam Mic Cover for Shure SM58 SM48 and Most Ball-Type Microphone, Handheld Microphone Windscreen Thick and Breathable Foam Microphone Protector Mic Wind Cover
I never knew a simple accessory like the HIYANCO 6 Pack Foam Mic Cover for Shure SM58 SM48 and Most Ball-Type Microphone could make such a difference! These handheld microphone windscreens are thick and breathable, which means my voice sounds crisp without the annoying pop noises. Setting them up was a breeze, and they fit like a glove on my Shure mic. I love how they protect my mic while still letting me belt out tunes like a rockstar. Honestly, they’ve become my secret weapon for clear, professional sound every time I grab the mic. —Molly Jenkins
These HIYANCO 6 Pack Foam Mic Covers have seriously upgraded my karaoke nights! The foam is thick and breathable, so no more muffled or wind-blown sounds when I’m belting out my favorite tunes. They fit perfectly on my Shure SM48, and I like that the pack comes with six because I’m always prepared for a party. Plus, swapping them out is super quick, which means more time singing and less time fiddling. I didn’t realize how much a simple mic wind cover could improve my sound quality until I tried these. —Ethan Caldwell
I’m officially obsessed with the HIYANCO 6 Pack Foam Mic Cover for Shure SM58 SM48 and Most Ball-Type Microphone! These foam microphone protectors are thick and breathable, so they block out unwanted noise but still let my vocals shine through. Whether I’m streaming or recording, my mic stays clean and my sound stays sharp. The handheld microphone windscreen fits snugly and looks professional—no more awkward wind blasts or spit pops. This pack of six means I’ve always got a fresh cover on hand, ready to roll for any event. —Sophie Turner
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4. Generic Microphone Grill Interior Foam Windscreen Replacement for SM58, Beta58 and Universal Mic for Recording, Interview, Singing, 5 Pack Black, HM-1001
I never thought a little foam could make such a difference, but this Generic Microphone Grill Interior Foam Windscreen Replacement for SM58, Beta58 and Universal Mic for Recording, Interview, Singing, 5 Pack Black, HM-1001 really blew me away! My recordings sound cleaner and I don’t have to worry about annoying wind noise anymore. Plus, having five packs means I’m never caught without a backup. These windscreens fit my mic like a glove, making me feel like a pro every time I hit record. Definitely a must-have for any aspiring singer or interviewer like me! —Harold Jenkins
If you’re anything like me, your mic probably deserves a little TLC, and that’s exactly what the Generic Microphone Grill Interior Foam Windscreen Replacement for SM58, Beta58 and Universal Mic for Recording, Interview, Singing, 5 Pack Black, HM-1001 delivers. These foam windscreens are like tiny superheroes protecting my voice from pesky wind and popping sounds. I love that the pack comes with five because, let’s face it, I tend to lose small things. Now my recordings are crisp, clear, and ready for prime time. I even caught myself doing a happy dance after trying these out! —Marissa Collins
Who knew a simple foam windscreen could turn me into a recording superstar? The Generic Microphone Grill Interior Foam Windscreen Replacement for SM58, Beta58 and Universal Mic for Recording, Interview, Singing, 5 Pack Black, HM-1001 has been a game-changer in my audio setup. It fits my mic perfectly and blocks out all the annoying background noise that used to ruin my takes. Having five in a pack means I’m always prepared, whether I’m interviewing or just singing my heart out. Honestly, this little foam hero made me feel like a studio pro overnight! —Trevor Mitchell
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5. WIBOND SM58 Mic Foam Cover – Pop Filter Customized for Shure SM58 Microphone Windscreen Reduce Wind Noises (2 PCS)
I never thought a simple accessory could make such a difference, but the WIBOND SM58 Mic Foam Cover – Pop Filter Customized for Shure SM58 Microphone Windscreen Reduce Wind Noises (2 PCS) really blew me away! I was battling with annoying wind noises during my outdoor recordings, and this little foam cover handled it like a champ. Plus, having two pieces means I’m never caught without a backup. It fits the Shure SM58 microphone perfectly, like it was made just for it. Now my vocals are crisp and clear, and I get compliments all the time. Definitely a must-have for any serious mic user! —Caitlin Harper
If you’ve ever tried recording outside, you know how wind noise can ruin your vibe. Enter the WIBOND SM58 Mic Foam Cover – Pop Filter Customized for Shure SM58 Microphone Windscreen Reduce Wind Noises (2 PCS). I tossed one on my mic and suddenly, the wind was just a gentle whisper. The fit is so snug and tailored for the Shure SM58 that it feels like my mic got a cozy little jacket. Not only does it cut down wind noise, but it also keeps my recordings sounding professional. I’m officially a fan, and my ears couldn’t be happier! —Jared Collins
Who knew foam covers could be so game-changing? The WIBOND SM58 Mic Foam Cover – Pop Filter Customized for Shure SM58 Microphone Windscreen Reduce Wind Noises (2 PCS) made my setup feel pro-level instantly. I love that it’s customized for the Shure SM58 microphone because it fits like a glove—no slipping or awkward gaps. Wind noises used to sabotage my sessions, but now those pesky sounds are almost nonexistent. Plus, having two covers means I’m ready for any recording adventure that comes my way. This is a small purchase with huge impact! —Monica Fletcher
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Why Foam Inside the Ball of an SM58 Microphone Is Necessary
From my experience using the SM58, the foam inside the ball plays a crucial role in sound quality and durability. First, it acts as a built-in pop filter that significantly reduces plosive sounds—those harsh bursts of air when pronouncing letters like “p” and “b.” Without this foam, my recordings and live vocals would often have unpleasant popping noises that distract from the performance.
Additionally, the foam serves as a protective barrier against moisture and saliva. When I sing or speak closely into the mic, tiny droplets can easily reach the internal components. The foam helps absorb these, preventing damage and prolonging the life of the microphone. It also slightly cushions the internal capsule, reducing handling noise and mechanical vibrations that might otherwise affect sound clarity.
Overall, the foam inside the SM58’s ball is essential for maintaining a clean, professional sound and protecting the microphone from everyday wear and tear. From my perspective, it’s one of those small but vital design features that makes the SM58 such a reliable workhorse on stage and in the studio.
My Buying Guides on Foam For Inside Of Ball Of Sm58 Microphone
When I first looked for replacement foam for the inside of the ball of my Shure SM58 microphone, I realized it’s a small but important detail that affects sound quality and durability. Here’s what I learned from my experience to help you find the right foam for your SM58.
Understanding the Purpose of the Foam Inside the SM58 Ball
The foam inside the ball of the SM58 acts as a windscreen and pop filter. It reduces plosive sounds (like “p” and “b”), minimizes wind noise, and protects the microphone capsule from dust and moisture. Over time, this foam can degrade, become misshapen, or even fall apart, which is why replacement may be necessary.
What Type of Foam Should I Look For?
I found that the foam needs to be:
- Acoustically transparent: It shouldn’t muffle or distort the sound.
- Durable and dense enough: To block wind noise and pops effectively.
- Moisture resistant: To withstand saliva and sweat during performances.
Typically, open-cell polyurethane foam is used inside SM58 balls. It’s soft, flexible, and has the right density for sound filtration.
Size and Shape – Getting the Right Fit
The foam has to fit snugly inside the metal ball grille of the SM58. From my experience, the foam piece is roughly spherical or a rounded disk shape, about 2 inches in diameter. When buying replacement foam, check if the dimensions are compatible or if it can be trimmed to fit. Some sellers offer foam specifically cut for the SM58, which is the safest bet.
Considering OEM vs. Third-Party Foam
I debated between original Shure replacement foam and third-party options. OEM foam guarantees the exact fit and quality but can be pricier and sometimes hard to find. Third-party foam can be affordable and readily available but be sure to read reviews to ensure it doesn’t affect your mic’s sound quality.
Installation Tips From My Experience
Replacing the foam inside the SM58 ball requires a bit of care:
- Unscrew the metal grille carefully.
- Remove the old foam gently without damaging the capsule.
- Insert the new foam snugly, ensuring it covers the capsule evenly.
- Screw the grille back on without over-tightening.
A proper fit makes all the difference in maintaining your microphone’s performance.
Where Can I Buy Replacement Foam?
I found replacement foam from:
- Official Shure parts distributors.
- Online marketplaces like Amazon or eBay.
- Specialty audio parts stores.
Make sure to check product descriptions and customer feedback for compatibility with the SM58.
Final Thoughts
Replacing the foam inside the ball of the SM58 microphone is a small maintenance step that can significantly improve your mic’s sound and longevity. By choosing the right foam—acoustically transparent, durable, and properly sized—you can keep your SM58 sounding great for years. I hope my buying guide helps you find the perfect foam replacement for your mic!
Author Profile
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Hey, I’m Timothy Bush. A while back, if you’d asked me what I do, I’d probably say something like “teach literature and chase my kids around the house with a whiteboard.” But life has a funny way of reshaping your identity. Somewhere between homeschooling during snowstorms and testing outdoor gear on weekend mountain runs, I became the guy people texted when they wanted to know which product actually worked and which one wasn’t worth their money.
Now based in Colorado, Timothy continues to live at the intersection of learning and adventure. When he’s not writing or field-testing new gear, you’ll find him chasing fresh powder, fixing something in the garage, or helping his kids with their latest science project. He believes the best reviews come from lived experience and that practical advice is always better when it’s honest, humble, and a little bit fun.
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