Features: This hermits crabs habitat features nontoxic, plastic materials for pet safety, with excellent ventilation to ensuring healths air circulations and double feeding zones on top for natural foraging behavior. Designed with a smooth surfaces for easy cleaning to reduce bacterium, and compatibility with both freshwater and saltwater aquariums, this aquarium decoration includes climbing tunnels to stimulate exploration. Ideal for hermits crabs owners and pet enthusiasts seeking a safe, engaging environment to enhancing their pets' well being and activity levels. Perfect for home aquariums, providing a stimulating space where hermits crabs can climb, hide, and feed in a clean, naturalistic setting. This durability hermits crabs cave promotes active lifestyles and hygiene, making it a versatile addition to any tanks for fostering healths pet habits. Specifications: Dimension:12x7x16cm/4.7×2.76×6.3in Component:plastic Package Includes: 1pc hermits Crabs Cave note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you will not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual color.