Add a Splash of Fun to Your Fish Tank
Couldn't load pickup availability
A playful treasure chest that brings color and charm to any aquarium.
The Aquarium Treasure Chest is a bright and fun decoration that helps your fish tank feel more alive. Its colorful, greenish chest design gives your underwater world a themed look while offering cozy hiding spots for shy fish. It’s an easy way to upgrade your aquarium decor and make your fish feel right at home.
A simple way to add character and comfort to your aquarium.
✔ Brightens your aquarium with a themed treasure chest look
✔ Gives fish a safe and relaxing hideout
✔ Adds depth and personality to your tank landscape
✔ Made for long-lasting underwater use
✔ Simple to place in any tank layout
Rinse with clean water before placing in your aquarium. Avoid harsh chemicals. Position anywhere in your tank that suits your layout.
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 decoration safe for all aquarium fish?
Yes. The plastic material is designed for underwater use and works well in most standard aquariums.
Do I need special tools to install it?
No. Just rinse it and place it where you want in your tank.
Will it fit in small fish tanks?
It fits many aquarium sizes, but check your tank space to see if the large design works for your layout.
Adds a fun treasure chest style that makes your aquarium feel lively and unique.
Provides a cozy hideout for shy fish to relax and feel secure.
Gives your aquarium an instant visual boost with no setup needed.
Made from sturdy plastic designed for long-lasting underwater use.
Fits easily into most aquascaping layouts for both beginner and experienced hobbyists.
A decoration that brings more life and comfort to your aquarium.
| Features | MK Aquarium | Knock-Offs |
|---|---|---|
| Safe for underwater use | ||
| Fun themed treasure design | ||
| Provides hiding spots | ||
| Colorful, eye-catching finish | ||
| Durable plastic construction | ||
| Easy placement in tank | ||
| Great for aquascaping | ||
| Suitable for many tank styles | ||
| Friendly for beginner hobbyists |
Yes. It works in most common aquarium setups as long as you rinse it before use.
The plastic is made for underwater use, but gentle rinsing helps keep it looking its best.
It stays put in most tanks, but you can place gravel around it for extra stability if needed.
No. The design is smooth to help keep fish safe while they explore.
Yes. The openings give fish a comfortable place to relax or hide.
Lift it out and rinse with clean water. Avoid soaps or harsh chemicals.
No. It’s made for aquarium use and should not impact water conditions when used as directed.
Yes. Many small fish enjoy having extra hiding spots.
Yes. Position it anywhere that fits your tank’s layout and flow pattern.
