Made of safe material, no harm, this shrimp cave is very durable for use. Suit for freshwater and saltwater. It doesn’t harm your fish, shrimp or 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. Features -Color:Coffee -Material:Red stoneware -Size:12.30X5.70X5.60cm/4.83X2.24X2.20in - Fine craftsmanship and details of the craft make it look realistic and lifelike. - An awesome festival present for those friends, family or yourself who like raising fish. - Also, can be used as a tabletop or office decoration for most occasion and events. - Using reliable material, sturdy and safe, not polluting your water condition. Create a new and safe place to explore or hideout, somewhere to escape, sleep, rest, play, or breed. - The shape is unique and with good material, a nice choice for fish tank decoration. Package list: 2 tank decorations