Made of , no harm and , durable for use. Suit for freshwater and saltwater. It doesn’t harm your aquatic pet nor create any bad impact on water condition. This Fish Tank Ornament can be a funny cave, your lovely pet fish would be happy to and out. Create a environment that fish and fish like to go into and hide or sleep in. Features -Color:Khaki -Material:Ceramic - Size: 12.50X6.50X4.00cm/4.91X2.55X1.57in -Still and natural modelling, adding unique landscape for your blank and tedious fish tank. - is and gentle to the fish and other plants. Wide applications. Can decorate aquarium, can be home and office decoration. -Perfect for decorating fish tank and aquarium, which is beautiful and energetic. Fish Cave is very useful. -Fish Shrimp Breeding Cave comes in small and lightweight design, easy to store, not taking up any space. - can be used as hideout to provide minnows to shuttle and hide play. Good material, resistant to abrasion and soaking, can be used for long period. Package list: 2 x Aquarium Caves