SureFire EP4 Sonic Defenders Ear Plugs Review

SureFire produces many products that have been trusted and used by the military. Their products range from flashlights to guns and even earplugs for those who like to attend local firearm ranges.

Among the firearms and construction sites, SureFire EP4 Ear Plugs have been the most recommended earplugs to use. All over the internet, you can see people posting reviews on blog sites or YouTube. This is because people have realized the excellent performance of these earplugs despite all the other options.

These earplugs have features that make them more preferable over other types of earplugs. One of the best features it has is the noise-reducing filter. In addition, the design not only makes the earplugs easier to use but also improves the aesthetic quality.

Criteria for Choosing a Good Pair of Ear Plugs:

When you are looking for earplugs, there is a variety of options to choose from. Users are often looking for good noise cancellation, comfortable material and fit, and affordable and fit within the buyer’s budget.

Basic requirements for products like these are pretty much self-explanatory. You would need soft and comfortable materials to ensure the user is satisfied and continues to use the product. People are not going to buy something that should be easily affordable but is labeled as very expensive. Buyers often look for reusable and do not require lots of cleaning and work to keep them in good condition. Saving money helps people live better.

When people hear the words “earplugs,” you probably think that they are just foam earplugs you push into your ear that you can use temporarily.

SureFire EP4 Sonic Earplugs hearing protection

The SureFire earplugs are different. They have special noise-cancelling filters that block out almost all dangerous noises that can damage your ears.

Earplugs are often thought of as being those disposable foam spheres with attached lanyards that you press into your ear for the day’s upcoming work.

Sometimes, those are the best options someone could have and look for. But, whether it’s foam earplugs or polymer earplugs sold by a professional company, they both have their pros and cons.

The SureFire EP4 Sonic Defenders Plus earplugs come with hearing protection from dangerous noise levels. Their screw-like stems provide secure seals in the ear canals while the retention rings lock the earplugs in place. 

Sounds at safe levels are allowed to pass through into the ear canal. Any sounds played at dangerous noise levels above 85 dB are reduced with the noise reduction filter. They are made from soft and durable hypoallergenic medical-grade polymer that provides long-lasting comfort and extended life, depending on the usage and care.

The low-profile design allows the earplugs to be worn while wearing helmets or masks and allows them to be worn when using the phone or a headset.

EP4s are available in three different colors: black, clear (red) and orange. It is also available in three different sizes: small, medium and large. Medium fits most. Sizing is based on the ears’ concha bowl. Less than one inch is small. One inch is medium. Greater than one inch is large.

The earplugs are used and trusted by the military. Sonic Defendants’ hypoallergenic construction makes it ideal for safety, industrial, and construction fields. Defenders were established to reduce dangerous noise while allowing you to hear safe-level conversations, commands, and ambient sounds.

Also Read: Noise Cancelling Electronic Shooting Earbuds Guide



Frequently Asked Questions

The sizing is not available. However, the medium sized ear plug is roughly the same size as Apple earbuds.

​No, they are not designed to have replaceable tips. If the tips of your earplugs have started to wear out or have already been worn out, it means you have clearly already had them for too long and need to dispose of them. These types of ear plugs need to be replaced every six months or less, otherwise they become very unsanitary and unuseful.

They do not block as much sound as they normally would with the stoppers inserted. It blocks about as much sound as cheap ear plugs you can purchase at your local drug store.

​No, they would not. SureFire EP4 Sonic Defenders Plus Ear Plugs are made for blocking out loud noises. For example, gunshots or jackhammers. They are designed to allow you to be able to hear talking but not loud, damaging noises.

​With these types of ear plugs, you are supposed to be able to hear talking voices within five feet of you. If they talk loudly, I am sure you will be able to hear the people who are trying to talk to you.


The SureFire EP4 Sonic Defenders Plus earplugs have a special noise reduction filter, which will protect your ears at 24dB NNR. As a result, dangerous sound levels are reduced while safe levels pass through.

Many people use the SureFire EP4 Sonic Defenders because they are made from hypoallergenic medical-grade polymer. This material makes them soft, durable and long-lasting. In addition to this, they have an affordable price, so you don’t have to worry about losing them or spending too much on a pair of good earplugs.

Here’s a video on how to put them in your ear:

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