This review focuses on the large Exo Terra Reptile Den, evaluating its suitability as a hide for leopard geckos. We'll delve into the dimensions of all three available sizes (small, medium, and large), providing detailed measurements for comparison. The unique design, featuring a two-tiered interior and a magnetic external attachment, will be explored, along with a critical assessment of the magnet strength and potential risks associated with glass terrariums. The crucial aspect of the opening size will be addressed, particularly in relation to the comfort and accessibility for leopard geckos.This comprehensive review will present firsthand observations of adult leopard geckos utilizing the large den, assessing its capacity and overall effectiveness as a preferred hiding spot. We'll discuss the den's construction, durability, and its suitability for multiple geckos, highlighting its pros and cons. Ultimately, this review aims to provide a clear and concise assessment, helping reptile keepers determine if the Exo Terra Reptile Den (large) is the right choice for their leopard geckos or other similarly sized reptiles.
Pros And Cons
- Large size (11 inches long, 4 inches high, 6 inches wide)
- Strong magnets for secure attachment
- Provides a completely dark hiding spot
- Heavy and sturdy construction
- Suitable for various reptiles, including corn snakes and leopard geckos
- Two-tiered design offers ample space
- Provides excellent hiding spot for reptiles
- Opening may be too small for some larger reptiles
- Potential for glass breakage if magnets are not handled carefully
Read more: 5 Amazing Natural Caves Perfect for Reptiles
Size and Dimensions
The Exo Terra Reptile Den comes in three sizes: small, medium, and large. I'm reviewing the large size, but will provide dimensions for all three.

The small measures 8 inches long, 4 inches high, and 4 inches wide. The medium is slightly larger at 9 inches long, 4 inches high, and 5 inches wide.

The large, which I'm focusing on, is 11 inches long, 4 inches high, and 6 inches wide. This provides ample space for various reptiles.

Design and Construction
The Exo Terra Reptile Den features a unique three-dimensional design. One piece sits inside the terrarium, while the other, held by strong magnets, attaches to the outside.

The magnets are impressively strong, but caution is advised to prevent damage to glass terrariums during attachment.

The interior offers a spacious, two-tiered hide with ample room for various reptiles, including nocturnal animals, small snakes, and lizards.

Opening Size and Suitability
Some reviews mention the opening being too small. While this might be true for larger reptiles, it's suitable for leopard geckos and small snakes.

My adult leopard geckos fit comfortably. The opening is approximately two inches.

The dark interior provides excellent hiding, a crucial aspect for reptile well-being.

Leopard Gecko Usage
I demonstrate the den's suitability with my leopard geckos. They easily navigate the opening and settle comfortably inside.

Four leopard geckos could comfortably fit without overcrowding. The ample space ensures each reptile has enough room.

My geckos consistently choose this den as their preferred hide, highlighting its effectiveness.

Overall Conclusion
The Exo Terra Reptile Den (large) is a well-made, durable hide with a sturdy construction and strong magnets.

The two-tiered design and ample space make it ideal for leopard geckos and similar-sized reptiles. The dark interior provides a secure hiding spot.
While the opening size might be a concern for larger reptiles, it's perfectly adequate for smaller species, making it a worthwhile purchase for those keeping them.