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🔇 Silence is the new luxury — experience comfort that fits like a dream!
Mack’s ThermaFit Soft Foam Earplugs deliver premium hearing protection with a high 30 dB Noise Reduction Rating. Featuring a unique PVC foam that softens with body heat, these earplugs conform to your ear’s contours for all-night comfort. Perfect for sleep, travel, work, and loud events, they come in a convenient 40-pair flip-top jar and are proudly made in the USA. Trusted by doctors and loved by side sleepers, these earplugs combine advanced noise blocking with next-level comfort to help you reclaim your quiet.









































| ASIN | B07QPQJYWR |
| Best Sellers Rank | #14,604 in Health & Household ( See Top 100 in Health & Household ) #54 in Earplugs |
| Brand | Mack's |
| Brand Name | Mack's |
| Color | Beige |
| Customer Reviews | 4.2 out of 5 stars 2,419 Reviews |
| Item Dimensions | 4.25 x 2.63 x 2.63 inches |
| Item Form | foams |
| Item Weight | 0.06 Kilograms |
| Manufacturer | McKeon Products |
| Material | Polyvinyl Chloride Foam |
| Material Type | Polyvinyl Chloride Foam |
| Model Name | Thermafit |
| Noise Attenuation | 30 dB |
| Number of Items | 1 |
| Number of Pieces | 40 |
| Product Style | Foam |
| Recommended Uses For Product | Noise Protection |
| Reusability | Disposable |
| Size | 40 pair (Pack of 1) |
| Specific Uses For Product | Hearing Protection, Snoring, Sound Sensitivity |
| Sport Type | Shooting |
| Style | Foam |
| UPC | 033732095402 |
| Unit Count | 40.0 Count |
S**M
Best all around ear plugs!
To the one struggling to decide which ear plugs to get, I hope this helps. I spent hours, if not days, researching ear plugs on Amazon. I ended up with 8 different ones because, well, I’m indecisive. Many of these didn’t work for me due to my own weird ear anatomy but I wanted to give my experience with each and what I’d recommend given your situation. Everything is subjective, but I hope this helps someone else as the previous reviews helped me. I’ll put my quick summary first and the details after for those wanting more info. *The pink ear plug is an average run-of-the-mill ear plug for size comparison. To summarize: If you have shorter ear canals and more sensitive ears I would recommend Mack’s Thermafit, adult/kids silicone ear plugs, or Hearos Softstar foam. If you have average ear canals and want the most noise blocking I would get Howard Leight. If you prefer contoured earplugs and find them to be the most comfortable then get Flents Protech Contour. If you have very narrow (but not short) ear canals, then get Mack’s slim fit or Flents Protech Sleeping. White Hearos Softstar foam: These ear plugs are wider than most but shorter and the foam is very soft. They are comfortable and didn’t hurt my ears, even when laying on my side. The foam is so light and fluffy though it lets in more noise than other ear plugs. If comfort is most important to you, you’re a side sleeper, and you don’t need complete silence, these are for you. Tan Mack’s Thermafit: This was the last pack of ear plugs I ordered to try and I finally found the right ones for me. The foam expands more quickly and is a bit rougher texture than others but once you get it in your ear it is just as comfortable at the Hearos and blocks as much (if not more) noise as Howard Leights and silicone. If you have short ear canals, want something comfortable that blocks out the most noise, try Mack’s thermafit. Purple Mack’s Slim fit: I have somewhat smaller ear canals but these were too narrow for me. They didn’t block any sound and despite them being thin, they are still long. If you have very narrow ear canals that are an average length, these would be a good choice for you. Dark Green Howard Leight low pressure: Howard Leights are soft and I found that they blocked out the most sound out of all the ear plugs I tried. They are a bit long for my ears but I just have short ear canals. If you have average ear canals and want the most noise blocking ear plugs, I would recommend these. Light Green Flents Protech Contour: I like contour ear plugs because my ears are sensitive. These are pretty large ear plugs and not the best for those with small ears. They were the best price of all the earplugs I tried. If you have average-larger ear canals, are a side sleeper, or prefer contoured ear plugs, these are for you. Blue/White Flents Protech Sleeping: I thought these would be my Goldilocks ear plugs after I liked the regular Protech contour ones but found them to be too big. Well these were way too small. They fit in my ears easily but don’t block any noise, much like the slimfits. I can still hear the clock ticking, the traffic, my dog snoring everything. I’m so bummed! If you have tiny (and I mean tiny) ears and like the contoured foam, I would get these. Mack’s silicone ear plugs (orange kids and clear regular): As someone who generally hates having things deep in my ears, silicone ear plugs sounded like the way to go. I found the clear ones to be huge and I was having to cut them in half so I ended up getting the kids size. They are comfortable and are good for side sleeping. They also block out a lot of noise. My issue with these is that they tend to suction to your ear which is uncomfortable and you can hear your heart beating in your ears. I think it’s something you can get use to though. If you hate foam/regular ear plugs, have small or sensitive ears, and want to still block a lot of noise, I’d try these. Of all the ones I tried, I found Mack’s Theramfit to be the best all around. Happy sleeping!
R**R
Comfortable and cancel out most noise
These have a smooth surface, which work just as well but don't irritate my ears like the more porous 3M brand. These are harder to roll and put in, however, because they don't hold their shape long enough to slip as far as needed into the ear canal. I'll put up with the challenge, though, because they're so comfortable and work very well.
A**R
Perfect replacement for old flent earplugs
Have you ever owned six boxes of ear plugs not knowing which ones will actually work and help you sleep? Well that's me when I found the Flent ear plugs I thought my search was over. Back in 2021 I thought I had finally found solution to all my problems but just a few months ago when I tried to replace those earplugs the formula wasn't right and they didn't block the noise like they used to. What I like about these earplugs is that there not ultrasoft (they are comfortable nonetheless) and they are a little more on the rough foam side with that said the temperature capability of adapting in your ear is tremendous and matches the functionality that I used to find in the old earplugs I had. My biggest problem with earplugs is they don't stay in your ear and they don't block any noise these happen to work for me and I'm excited to say that I can finally muffle the sounds of my cats meowing in the middle of the night so that they don't wake me up. I have bought countless earplugs of all shapes and colors and sizes and formulas and they don't stay in my ear and they don't muffle the meows of my cat which is my biggest issue. The search is over if you need to replace the old Flent ear plugs this is it!!
A**W
Consistently great but questioning quality on recent batch
According to my purchase history, I've ordered these 11 times! Despite what the research says, earplugs like these WILL stretch your ear canal. I wish there were another option that didn't need to go inside your ear, but I've searched endlessly for something else and have never found an alternative. I used to use Mack's soft foam earplugs which are way smaller and had to keep switching as each type I used would eventually be too small to block out any noise. I discovered these Thermafit earplugs which expand to your ear's shape and these are the only ones that are now big enough to fit my ears and block out the noise. I can stick my finger directly into my ear hole now and go straight back whereas I was never able to do that before. So I wanted to say that first! If you are a consistent earplug user, this may also happen to you. I also find that these strip the natural oily feeling from the surface of my ears and this dryness can sometimes be irritating. That being said, these have helped tremendously with sleep since I started using them and that makes these worth it for me. I'm an extremely light sleeper and any kind of noise will jolt me awake. With these in, I find that 90-95% of the noise is blocked out, e.g. dogs barking, people talking and walking around upstairs or downstairs, music, tv, garbage trucks, etc. There's a small percentage of loud noise that will get in and that makes me comfortable if there's ever an emergency. I did have a real fire in the old building I was in and the fire alarm went off with these in and I heard it just fine! You do need to briefly massage and roll the ends of these first for a few seconds to fit them comfortably in your ears. Directions for these types of earplugs also recommend pulling your ear back to open up your ear canal for easier insertion. My ear holes are unfortunately so large now that I can kind of just roll and stuff these in, so that works for me although I recommend doing it the right way. Once in, you will feel them expand to fit your ears. I don't really have issues with the level of comfort but sometimes I do need to adjust one side if it hurts laying on it. There are quite a few of these in a jar and I stretch their use by using one side one night and the other side the next night and then I toss them. I usually get the large jar of 40 but with inflation I'm having a hard time prioritizing the cost of earplugs in my budget. I wish Mack's would offer an in between count of 25 or so and not just a quantity of 10 or 40. I took a star off what would normally be a five-star rating because the last batch I received has a bunch of earplugs firmly stuck together and also stuck firmly to the bottom of the jar. While sometimes these will lightly stick together and need to be pulled apart, I've never had that issue pervasively with these before and it makes me question if they were old stock or if these have gone down in quality recently, as most products have.
C**Y
Fits any ear!
Great for a good night's sleep. Mold to your inner ear. Keeps out extraneous noise. Great value for the money. Easy to carry. I take them on vactions.
C**.
Best Ear Plug for Me
I have found that these ear plugs work best for me. They are not affected by humidity, are easy to roll and insert in my ear. Also, they're all day wearable and comfortable. Sometimes, I forget that I am wearing them. Moreover, they know down the wind noise in my helmet, but I can still hear music, directions, and phone calls clearly while riding. I definitely recommend these ear plugs.
A**R
Comfortable
Work very well for noise reduction and are very comfortable
S**Y
Good noise reduction
Best alternative I've found since Flents changed their pvc foam. Thermal molding is key to pressure free fit. Mack's seem a bit less soft and may let a little more noise through.
Trustpilot
1 day ago
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