This habitat ornament is made of non-toxic resin, with a simulation design for crawling and hiding. The birch avoiding structure provides temperature regulation and insulation. Easy to climb with a multi-hole design for pets to enter and exit. It can also be used as a decoration for aquariums, sinks, and adds natural fragrance for your pets. Features 1. Made of environmentally friendly non-toxic resin, it will not harm your aquarium pets or plants, providing a crawling terrace and a safe hiding space, high simulation, and no fading 2. Easy to climb, wide flat surface design. 3. The birch avoiding structure can form a micro-climate, providing temperature regulation and insulation. 4. Multi-hole design, convenient for pets to enter and exit. 5. It can be used to decorate aquariums, sinks, and bring natural fragrance to your fish or climbing pets and add fun. Specifications: Product Name: Habitat Ornament Material:Resin Size:S,M,L Color:Gray Package Included: 1x Habitat Ornament