FROSTO Aquarium & Terrarium Corner Underground Cave – Faux Mangrove Root Hideout (7.5x7.5x4)

Bring a touch of the wild to your tanks

This Corner Mangrove Root Hideout from FROSTO is a thoughtfully designed, original piece crafted to blend with natural decor in both aquariums and terrariums. Made in the USA with care, it’s tested for durability and animal-friendly use, aiming to complement your habitat while offering a cozy shelter for small pets.

Smart, space-saving geometry fits snugly into tank corners, freeing up center space for swimming, digging, or rooting around. The hideout is 3D printed from eco-friendly, non-toxic PLA, a lightweight yet sturdy material that holds up in wet and dry environments. Each item is inspected in a small family-run workshop before shipment, ensuring you receive a product ready to enjoy with your pet from day one.

The open internal design invites quiet observation—watch as fish explore the shaded nook, shrimp retreat, or a reptile find a secure, partially buried retreat without constant disturbance. The natural mangrove aesthetic helps the piece blend with substrate, plants, and decor for a cohesive, lifelike look.

Key benefits

• ✅ Space-Saving Corner Design – fits perfectly into tank corners to maximize usable display space.
• ✅ Natural Mangrove Look – enhances realism and complements plant life and substrate.
• ✅ Safe Materials – non-toxic, PLA-based construction free from BPA and harmful additives.
• ✅ Made in the USA – designed, printed, and packed in our own workshop.
• ✅ Observe Without Stress – open interior supports natural behavior while you monitor activity.

Ideal setups

• 🐠 Fish & Shrimp – a shaded refuge where swimmers feel secure.
• 🦎 Reptiles & Amphibians – can be partially buried for a more authentic hideout.
• 🐌 Snails & Small Critters – encourages rest and exploration in a cozy corner.

Installation & care

1. Rinse under lukewarm water before first use.
2. Position in the corner, just above the substrate level.
3. Gently press against both glass walls until flush with the tank sides.
4. Lower to the bottom while holding in place to secure its position.
5. Fill in around the base with substrate to blend it into the environment.

We believe every shelter, no matter how small, can contribute to a calmer habitat. Thanks for supporting independent makers who care about quality and animal welfare.