A cozy, clear tunnel your betta will love
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Give your betta a fun place to hide and relax.
This transparent acrylic tunnel creates a calm, playful spot for your betta fish or other small fish. The soft leaf mat adds a gentle touch, making the aquarium feel more like home. It’s an easy way to enrich any fish tank setup.
A simple upgrade that keeps your fish happy.
✔ Encourages natural exploring
✔ Soft, comfy resting spot
✔ Fits most aquariums
✔ Adds a clean, modern look
Rinse before placing in your aquarium. Fully submerge and set it in a stable spot. No extra tools or setup needed.
We are proud to offer duty-free, reliable, tracked shipping— delivered to your door in over 200 countries worldwide!
Below you can check our average shipping times:
Domestic USA Shipping: 2-9 business days
US & Canada: 7-18 days
Europe: 7-18 days
Europe Plus*: 8-30 days
Australia, New Zealand: 7-18 days
Hong Kong, Singapore: 7-18 days
Rest of the world: 8-30 days
*does not include processing times up to 2 business days or longer in peak periods
Primarily we ship out from fulfillment centers in the United States, Eastern Asia and Western Europe. If the item you've purchased is out of inventory in your nearest location, we'll send it directly from our production lines at the same delivery times as stated in our shipping section.
Is this tunnel safe for betta fish?
Yes. It’s made from non-toxic acrylic and includes a soft leaf mat that’s gentle for bettas and other small fish.
Will it fit in a small aquarium?
Yes. The compact size works well in most home aquariums and fish tank layouts.
Does it affect water flow?
No. The open design lets water move freely while giving fish a cozy place to hide.
The soft leaf mat gives your fish a gentle place to rest.
The tunnel shape invites bettas to swim through and explore.
Hiding spots help fish feel secure in their tank.
The transparent acrylic keeps your fish visible while they play.
Place it in any aquarium for a quick habitat upgrade.
A simple accessory that makes a big difference
| Features | MK Aquarium | Knock-Offs |
|---|---|---|
| Safe, non-toxic materials | ||
| Soft leaf mat included | ||
| Clear acrylic for visibility | ||
| Encourages natural behaviors | ||
| Durable build | ||
| Great for small aquariums | ||
| Easy to place and move | ||
| Adds visual appeal | ||
| Low-maintenance design |
Just rinse with clean aquarium water. Avoid soaps or chemicals.
It’s best for bettas and other small fish that enjoy tight, cozy spaces.
No. It stays in place when the tunnel is fully submerged.
It’s durable, but handle gently to keep it looking clear.
Yes, it adds a neat, modern touch without blocking your view.
Yes. It fits well alongside live or artificial plants.
Yes. The clear acrylic still looks great in dim or natural lighting.
Absolutely. Many hobbyists add two or more for extra enrichment.
No. Just set it in a flat spot and fully submerge it.
