How We Research
We compare products from their published specs and features; the verdicts below are our independent editorial opinions.
If you want a hard protective home for your over-ear headphones — especially Skullcandy Crusher/Hesh Evo or JLab JBuds Lux ANC — choose casmilee Headphone Case; if you need actual sound in your ears, true wireless freedom and a pocketable charging case, choose JLab Go Air Pop+.
• casmilee Headphone Case — biggest strength: a hard EVA shell built specifically around foldable over-ear headphones, with an internal compartment of 6.8 x 5.7 x 1.7 inches and an extra mesh pocket for cables and earpads.
• casmilee Headphone Case — biggest trade-off: it is a case only. No headphones, no earbuds, no audio electronics inside. If you don't already own a compatible over-ear model, it does nothing for you.
• JLab Go Air Pop+ — biggest strength: real wireless audio with 9+ hours per earbud, 26+ hours in the USB-C case, Bluetooth 5.3, three EQ presets and IPX4 sweat resistance.
• JLab Go Air Pop+ — biggest trade-off: it's an in-ear earbud, not an over-ear headphone case, and it offers no active noise cancellation — noise control is listed as "None," so it relies on fit and Be Aware Mode instead of ANC.
• Who each pick is for: casmilee for someone who already owns compatible foldable over-ear headphones and wants to stop them getting crushed in a bag. JLab for someone who wants a lightweight everyday listening pair for commuting, gym and calls.
This is a storage and protection product, first and last. The outer shell is a hard EVA construction with an anti-drop design, and casmilee positions it as a shield against impacts, dents and scratches inside crowded backpacks. If you've ever pulled a pair of Crusher Evo out of a bag and found a scratched hinge or a bent headband, that's the exact problem this case is aimed at.
The fit list is specific: Skullcandy Crusher Evo, Hesh Evo and Crusher Wireless over-ear/on-ear models, plus JLab JBuds Lux ANC and TOZO HT3/HT2. It may also work with other foldable Bluetooth headphones, but the internal dimensions — 6.8 x 5.7 x 1.7 inches — are the number that matters. Measure your folded headphones before assuming they'll drop in. There's also a mesh pocket inside for a charging cable, spare earpads or an adapter, which is genuinely useful if you travel with accessories.
JLab Go Air Pop+: Who It's For
The Go Air Pop+ is the opposite kind of purchase: it's the audio itself. Each earbud runs 9+ hours, and the USB-C charging case adds another 26+ hours for 35+ total — JLab frames that as enough to cover a full workweek of commutes. A 10-minute top-up gets you roughly an hour of playtime, which is the kind of detail that matters when you're heading out the door and realise you forgot to charge.
The tuning is flexible for the category. EQ3 gives you three signatures — Signature, Bass Boost and Balanced — and the JLab app lets you adjust EQ and remap touch controls. Each earbud has a MEMS microphone for calls, voice assistant access is built in, and Dual Connect means you can run either bud independently, which is handy for taking a call with one ear free. Bluetooth 5.3 covers iOS, Android and PC, and Google Fast Pair helps locate a missing bud on Android.
Physically, the buds are 15% smaller than the previous generation and come with three gel tip sizes (S/M/L) so you can dial in a secure fit. IPX4 covers sweat and light rain — fine for workouts and drizzly commutes, not for swimming. Be Aware Mode pipes ambient sound back in for safer listening on busy streets.
Who should buy it: anyone who wants an inexpensive-feeling, pocketable everyday pair for podcasts, playlists, calls and gym sessions, with a two-year JLab warranty behind it. Who should skip it: anyone who specifically needs active noise cancellation. Noise control here is listed as None — there's no ANC engine in these buds. If blocking out engine drone or open-plan office chatter is the priority, this isn't the tool; it's a fit-seal-and-awareness product instead. Also skip it if your actual problem is that your over-ear headphones keep getting damaged in your bag — earbuds don't solve that.
Side-by-Side: Which Should You Choose?
• Best for protecting over-ear headphones → casmilee Headphone Case. Hard EVA shell, anti-drop design, water-resistant, internal 6.8 x 5.7 x 1.7 inches.
• Best for battery life → JLab Go Air Pop+. 9+ hours per bud, 35+ hours total with the case, USB-C recharging.
• Best for travel organisation → casmilee Headphone Case. Mesh pocket for cables and earpads, removable hand strap, keeps your audio kit in one place.
• Best for workouts and sweaty commutes → JLab Go Air Pop+. IPX4 rating plus three gel tip sizes for a secure fit.
• Best for calls → JLab Go Air Pop+. MEMS mic in each bud, Dual Connect for one-ear use, voice assistant access.
• Best for noise cancellation → neither, strictly. The JLab buds list noise control as None; the casmilee case doesn't produce sound at all. If ANC is your must-have, you're looking at the wrong two products — the casmilee case is designed to fit headphones that do have ANC, which is a different thing entirely.
• Best for someone who owns Skullcandy Crusher/Hesh Evo, JLab JBuds Lux ANC or TOZO HT3/HT2 → casmilee Headphone Case, because it's sized for exactly those models.
In my opinion these two don't really compete — they solve different problems, and the right answer depends on which problem is actually yours. If your over-ear headphones are getting knocked around and you want them to last, I'd buy the casmilee Headphone Case; it's a focused, well-sized hard shell with a sensible accessory pocket and a strap. If you want something to listen through on the move, I'd buy the JLab Go Air Pop+ — long battery, EQ flexibility, IPX4 and a two-year warranty make it the more useful everyday object. My honest pick for most people reading this: the JLab Go Air Pop+, because it does something on its own, while the casmilee case only pays off if you already own compatible headphones. Check the current price on Amazon before deciding — both sit in very different budget brackets, and that gap may settle it for you.
FAQ
what is anc wireless headphones
what does anc mean on bluetooth headphones
On Bluetooth headphones, ANC means the headset uses built-in microphones and processing to reduce surrounding noise, usually engine hum or steady office drone. It's a feature of the headphones themselves, not of a case or a charging accessory. The JLab Go Air Pop+ relies on a good ear-tip seal and its Be Aware Mode rather than ANC — Be Aware does the opposite, letting ambient sound in deliberately.
what is anc on bluetooth headphones
Same thing: active noise cancellation built into the headphone. Worth knowing because it changes what you should buy. If ANC is a requirement, look at over-ear models like the JLab JBuds Lux ANC or Skullcandy Crusher line — and if you own one of those, the casmilee Headphone Case is the product here that's relevant to you, as protection rather than audio.
what is the best anc headphones
I won't pretend to crown one, because "best" depends on fit, comfort and how much isolation you need. What I can say from the specs: the JLab Go Air Pop+ is not an ANC product, and the casmilee Headphone Case is not a headphone. If ANC matters most to you, shop for the headphones first — then consider a protective case like the casmilee one if your model is on its compatibility list.
As an Amazon Associate I earn from qualifying purchases.
We are a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for us to earn fees by linking to Amazon and affiliated sites.
When you buy through links on this page, we may earn a commission from qualifying purchases at no extra cost to you.
Amazon and the Amazon logo are trademarks of Amazon or its affiliates. This site is an independent third-party review and is not affiliated with, endorsed by, or sponsored by Amazon or the product brands mentioned.
See also: boda USB Charger Charging vs Anjetsun Headphones Over Ear, Gixxted Open Ear Headphones vs COMEXION Headset V5.3, AILIHEN Kids Headphones vs Philips G3: Wired Over Ear, rockpapa Comfort+ Kids Headphones vs iClever HS19