If you want discreet, standalone earbuds for listening during meetings and other parts of the day, choose Hulaed Invisible Sleep Headphones; if you need replacement ear wings for compatible Soundcore Sleep A20 earbuds, choose Klowcok Replacement Ear Wings. These products solve different problems: Hulaed is a complete wireless listening device, while Klowcok is a set of silicone replacement parts.
Hulaed Invisible Sleep Headphones vs Klowcok Replacement Ear Wings at a Glance
• Hulaed’s biggest strength: a compact, standalone Bluetooth 5.3 earbud design with a stated 6–8 hours of continuous use; trade-off: it is not described as a replacement part for Soundcore earbuds.
• For meetings: Hulaed is the only complete audio product here, with a built-in noise-reduction microphone for calls.
• For an existing A20 setup: Klowcok is the relevant choice if you specifically need replacement wings.
• Pick Hulaed for a standalone pair of discreet wireless earbuds; pick Klowcok to refresh the fit of compatible Sleep A20 earbuds.
Hulaed is the more complete option for someone who needs earbuds rather than an accessory. Its Bluetooth 5.3 wireless connection is designed to pair with smartphones, and the product description gives continuous use as 6–8 hours. That makes it a plausible choice for a meeting block, a listening session, or an overnight routine where avoiding a cable matters. The built-in noise-reduction microphone is a relevant feature for calls, though the listed information does not specify how well it handles voices in a busy room.
Its small, discreet form and skin-soft silicone eartips and caps are presented as sleep-oriented features. The design is specifically described for side sleepers, with the aim of keeping the earbuds comfortable when lying on one’s side or changing position. For daytime use, the product also describes a sleep mode that disables the buttons. That may help prevent accidental button presses while resting, but it is worth considering if you want to adjust playback while wearing them: the mode is meant to make controls inactive.
Hulaed also lists IPX6 waterproofing and describes use for activities such as running and water sports. That is a distinct advantage over a replacement wing, but the listed information does not establish that the earbuds are suited to every water activity or explain how to operate them in water. For meetings, I would focus more on the Bluetooth connection and microphone than on the water-related claims. Someone searching for bluetooth headphones for meetings will at least find a complete wireless device here, while a shopper seeking a dedicated work headset may want call-specific details beyond those provided.
Who should skip Hulaed: Skip it if you only need replacement wings for Soundcore Sleep A20, or if you require documented meeting-call performance beyond the listed microphone feature.
We compare products from their published specs and features; the verdicts below are our independent editorial opinions.
Updated: 2026-10-23 · 7 min read · Independent comparison
Klowcok Replacement Ear Wings: Who It's For
Klowcok is not a pair of headphones. It is a replacement accessory: three pairs of medium silicone ear wings intended for Soundcore Sleep A20 earbuds. The wings are described as lightweight, washable, and easy to replace. Their stated purpose is to help the earbuds fit securely and reduce slipping, so they may suit someone whose compatible A20 wings need refreshing or who wants spare pairs available.
The crucial purchase check is compatibility. These wings are specified for Soundcore Sleep A20 and explicitly do not fit Sleep A30. They also do not include the earbuds or ear tips. That means Klowcok only makes sense if you already own the compatible earbuds and need this particular part. It cannot serve as a standalone listening option for meetings, music, or sleep.
Who should skip Klowcok: Skip it if you do not own Soundcore Sleep A20 earbuds, need Sleep A30-compatible parts, or want a complete set of headphones.
• Best for a complete wireless listening device → Hulaed Invisible Sleep Headphones. It is the only product here that includes earbuds and Bluetooth connectivity.
• Best for replacing worn or missing A20 wings → Klowcok Replacement Ear Wings. The set is specifically described for Soundcore Sleep A20.
• Best for meetings from these two options → Hulaed. It has a built-in noise-reduction microphone, while Klowcok is an accessory with no audio hardware.
• Best for a stated continuous-use figure → Hulaed. Its description gives 6–8 hours; Klowcok has no battery because it is not an electronic device.
• Best for a side-sleeping earbud design → Hulaed. Its small form and silicone eartips and caps are presented for side sleepers.
• Best for washable replacement parts → Klowcok. Its silicone wings are described as washable and come in three pairs.
• Best for users who need fit support on compatible earbuds → Klowcok. The wings are meant to help the A20 earbuds sit securely and resist slipping.
• Best for someone considering transparency mode gaming headphones for meetings → neither is described as having transparency mode or gaming features. Hulaed is the only one with a microphone, but the available details do not establish a transparency mode or gaming-specific performance.
Start with the kind of item you actually need. Hulaed and Klowcok are easy to confuse if you focus only on their connection to sleep-friendly listening, but one is a complete earbud product and the other is a small replacement component. If you need audio, wireless pairing, and a microphone, Klowcok cannot meet that need on its own. If your existing A20 earbuds need new wings, Hulaed is not a substitute for that part.
The sleep mode deserves a second look if meetings are the main use. Disabling buttons can help avoid accidental control changes while resting, but disabled controls may be inconvenient when you need to adjust playback. The built-in noise-reduction microphone makes Hulaed more relevant to calls than Klowcok, yet no specific call-quality measures are provided. If your work depends on clear speech in a noisy setting, the listed feature alone does not answer every practical question.
For Klowcok, verify the exact earbud model and the included size before choosing. The medium wings are compatible with Soundcore Sleep A20 and not Sleep A30, and neither earbuds nor ear tips are part of the set. Its washable, replaceable silicone construction may be useful for maintaining an existing setup, but it does not add wireless functions or change the earbuds into a meeting headset.
My Verdict
I would choose Hulaed Invisible Sleep Headphones if I needed one of these products for meetings, because it is the only complete wireless earbud option and it lists a built-in microphone. Its sleep-focused shape and stated 6–8 hours of continuous use also give it broader uses beyond calls.
FAQ
Hulaed is the relevant option because it is a complete wireless earbud product and includes a built-in noise-reduction microphone. Klowcok is a set of replacement wings and does not include earbuds or a microphone.
No. The set contains three pairs of medium silicone wings. The compatible Soundcore Sleep A20 earbuds and their ear tips are not included.
No. The stated compatibility is for Soundcore Sleep A20, and the product is specified as not fitting Sleep A30. Check your earbud model before choosing replacement wings.
They are described as sleep earbuds with silicone eartips and caps, including a design intended for side sleepers. The listed continuous-use figure is 6–8 hours, but the available details do not guarantee a particular sleep experience or overnight runtime.
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