If you want a rugged, waterproof audio device designed for underwater swimming and intense water sports with a built-in MP3 player, choose MARLALL Soft Liquid Silicone; if you need a soft, machine-washable headband that doubles as a sleep mask for side sleepers and offers all-night battery life, choose Fulext Sleep Headphones.
• MARLALL Soft Liquid Silicone: Its biggest strength is its IPX8 waterproof rating and bone conduction design perfect for swimming, but it trades off Bluetooth connectivity while submerged. This pick is for the active swimmer or athlete who needs secure, open-ear audio in wet conditions.
• Fulext Sleep Headphones: Its biggest strength is the ultra-thin HD speakers and machine-washable fabric construction ideal for side sleeping, but it lacks true noise cancellation features. This pick is for the insomniac, traveler, or anyone seeking comfort-focused audio for rest and relaxation.
The MARLALL Soft Liquid Silicone headphones are engineered for one specific environment: water. If you are looking for the best active noise cancelling in ear headphones for kids who also love swimming, this unit stands out because it is built to withstand immersion. With an IPX8 waterproof rating, these earbuds can handle snorkeling, surfing, and diving without fear of damage. The design utilizes skin-friendly liquid silicone that creates a seal against water while keeping the ears open. This open-ear architecture is critical for safety; it allows swimmers to hear their surroundings, like waves or other people, even while listening to music.
These headphones feature a unique bone conduction technology that vibrates sound directly to the inner ear through the cheekbone. Because they do not plug into the ear canal, they eliminate the risk of water getting trapped inside the ear, a common issue with traditional waterproof buds. The unit comes with a built-in 32G storage capacity, which means you don't need to carry your phone into the pool. You can load playlists directly onto the device and swim freely. The magnetic charging cable makes powering up simple after a long session in the ocean or chlorinated pool, though you must remember to dry the microphone area afterward to maintain performance.
We compare products from their published specs and features; the verdicts below are our independent editorial opinions.
Updated: 2026-10-28 · 6 min read · Independent comparison
This product is ideal for parents searching for the best fast charging kids headphones for kids who participate in competitive swimming or water aerobics. The ergonomic ear-hook design ensures a secure fit that won't slip during vigorous flips or dives. However, it is important to note that while the device supports Bluetooth, that mode does not function underwater. For aquatic use, you must rely on the internal MP3 mode. If your primary goal is to listen to streaming music from a phone app while submerged, this will not work, but for pre-loaded tracks, it is a powerhouse solution.
The Fulext Sleep Headphones take a completely different approach, focusing entirely on terrestrial comfort and rest. These are not earbuds; they are a sleek headband with embedded ultra-thin HD speakers. The design is specifically targeted at side sleepers, who often struggle with standard over-ear headphones because they press painfully against the pillow. The flat, thin drivers lie flush against the temple, ensuring you can turn your head without feeling pressure or discomfort. This makes them an excellent choice for anyone suffering from insomnia or needing a quiet environment to fall asleep faster.
One of the standout features for daily users is the build quality regarding hygiene. Made from hypoallergenic, moisture-wicking fabric, the headband is sweatproof and machine washable. This is a game-changer for active lifestyles where you might wear the band during yoga, running, or gym sessions and then immediately transition to bed. You can simply remove the electronic speaker module and toss the fabric band into the washing machine. The Bluetooth 5.4 connectivity ensures a stable connection to phones and tablets, allowing you to stream white noise, meditation guides, or podcasts without interruption.
For those looking for the best kids headset for kids who have trouble settling down at night, this headband offers a non-intrusive way to listen to bedtime stories or calming sounds. The battery life is substantial, offering up to 14 hours of continuous playtime on a single charge. This means you can use it for a full night's sleep plus a long commute or workout session without worrying about the power dying mid-stream. The inclusion of a built-in microphone allows for hands-free calls, adding versatility for travel or office naps. While it doesn't offer active noise cancellation, the physical design and fabric help dampen external distractions naturally.
• Best for underwater use → MARLALL Soft Liquid Silicone. Only the MARLALL unit has the IPX8 rating required for actual swimming and submersion.
• Best for side sleeping → Fulext Sleep Headphones. The flat speakers prevent pillow pressure, a problem the MARLALL hooks cannot solve for sleepers.
• Best for hygiene and cleaning → Fulext Sleep Headphones. The machine-washable fabric band is superior to the silicone earbuds for regular laundry care.
• Best for wireless freedom in water → MARLALL Soft Liquid Silicone. The 32G internal storage removes the need for a phone while swimming.
• Best for battery longevity → Fulext Sleep Headphones. The 14-hour runtime beats the 7-hour limit of the MARLALL model significantly.
• Best for environmental awareness → MARLALL Soft Liquid Silicone. The open-ear bone conduction keeps you safe by letting ambient sounds in during outdoor activities.
• Best for versatile daily wear → Fulext Sleep Headphones. The fabric construction works for workouts, travel, and sleep without the bulk of ear hooks.
• Best for durability in harsh elements → MARLALL Soft Liquid Silicone. The liquid silicone and sealed design resist water, chlorine, and sweat better than the fabric band.
I would buy the Fulext Sleep Headphones for my personal use because the combination of comfort, washability, and long battery life fits my lifestyle of traveling and sleeping on planes or trains. The ability to throw the band in the wash is a practical feature I value highly. However, if I had a child who was serious about swimming and needed to listen to music without a phone tethered to them, I would switch to the MARLALL Soft Liquid Silicone immediately. For the specific use case of children who need durable, water-resistant audio gear, the MARLALL option is the clear winner due to its specialized design for aquatic sports.
Yes, the MARLALL Soft Liquid Silicone is explicitly designed for swimming with an IPX8 waterproof rating and internal storage for music, making it safer and more effective for water sports than the Fulext model.
Yes, the fabric headband is machine washable, but you must first remove the stereo speaker module before washing to protect the electronics.
No, you do not need a phone. The MARLALL unit has 32G of built-in storage, so you can load music directly onto the device and swim wirelessly.
Yes, the Fulext Sleep Headphones feature ultra-thin flat speakers that lie flush against the head, preventing the pressure and pain usually caused by standard headphones when lying on your side.
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