Why SurfEars 4.0 Has Become a Real Asset in My Freediving Practice

When I first contacted SurfEars, I’ll be honest: I wasn’t fully convinced. Like many freedivers, I’m cautious when it comes to anything that affects the ears and equalization. Truly suitable solutions for deep freediving are rare.

That’s also why I waited a bit before sharing my feedback. I didn’t want an early impression influenced by initial enthusiasm. I needed perspective, real conditions, and above all, sufficient training volume.

A first field test in Dahab

I used the SurfEars 4.0 throughout a full month of training in Dahab, in varied conditions and with a deliberately gradual progression. The result was a steady increase down to 74 meters, which is very close to my personal best.

What I particularly appreciated was the ease of equalization, provided that:

• pre-equalization is done before immersion, and
• a small amount of water is introduced into the hood to ensure everything is functioning properly

Under these conditions, equalization becomes smooth and natural, with no struggle or forced effort.

Very Positive Sensations, Even with a Mask

Another important point for me: I achieved a personal best at 60 meters with a mask, without forcing equalization. For a freediver, this is an extremely positive signal. It indicates that the system does not create unwanted resistance or additional stress on the ears.

Overall, the sensations were clean, stable, and reassuring. No discomfort, no delayed equalization, no unnecessary tension—just consistency.

Interim Assessment

SurfEars 4.0 is not a gadget. For a freediver who knows what they are doing and who respects the fundamentals (pre-equalization, proper water entry, controlled progression), it is a very good product that integrates intelligently into a serious freediving practice.

My opinion today is clearly positive—precisely because it has been built over time, with perspective and depth.

 

 

Part II: Intensive tropical environment use in the Maldives

After Dahab, I moved on to the Maldives, where I have been diving daily for the past month, combining scuba diving and freediving. The context changed completely: heat, humidity, warm water, repeated immersions—and above all, an environment known to be unforgiving on my ears.

I am particularly prone to external ear infections, and this was clearly the main challenge I wanted to put the SurfEars 4.0 through. Even more than depth or equalization, I wanted to know whether they could genuinely protect the ear canal during prolonged and intensive use.

Clear results in preventing Otitis

At this stage, the conclusion is unequivocal:

• no ear canal inflammation,
• no external ear infections,

despite the fact that I only perform a simple fresh-water rinse after diving, with no heavy protocol or specific products. In a tropical environment and with this volume of diving, this is an extremely meaningful result for me.

An unintentional—but very significant—test

Interestingly, and quite revealingly, I forgot to wear the SurfEars twice. Both times, the same pattern occurred:

• itching in one ear,
• followed by the onset of pain

Nothing serious, but clear enough to establish a connection. These symptoms disappeared as soon as I resumed using the SurfEars 4.0, which very concretely confirms their effectiveness in prevention.

Conclusion

Whether in deep freediving, repeated training sessions, or intensive scuba diving in a tropical environment, the SurfEars 4.0 delivered consistently. For someone like me, with known ENT vulnerabilities, this is quite simply a success across the board.