【Cute Retro Aquarium Decorations】The aquarium cave decoration features a realistic tree house shape, with wooden house windows, simulated bark texture and shape. of dead wood, which is very natural and realistic. The broken texture and the color of the bark make it rather like a house at the bottom of the sea, an ideal decoration for the aquarium! 【Fish Friendly Materials】Made of high quality resin materials, the resin cave aquarium decoration is eco-friendly, used for fish tank decoration, turtle fish tank, etc., so that the aquarium environment be more in line with nature. does not discolour, rot or affect water quality and pH value. 【Little Water House】The fish tank house decoration provides a cheerful shelter for your little fishes! The ornaments have small holes inside and outside, and your cute fighting fish or other small fish will be very happy to enter and exit the trunk cave to sleep, rest, hide, play, reproduce, etc. 【Easy to clean】 Just rinse and wipe it with cold water,