About this item [HIGH TRANSPARENCY]: Acrylic is not fragile and has fine hardness and gloss compared to glass, which is transparent, durable, corrosion-resistant and high-temperature resistant. [EASY TO SET & CLEAN]: It is very easy to hanging this hanging fish bubble. And it appears to be easy to clean as the opening is large enough for most of people to put hand/cleaning tools in there. [SIZE]: Two size can be choice. Small: 21.5 x 12cm/ 8.5 x 4.7 inch; Large: 28.5 x 14cm/ 11.2 x 5.5 inch.ATTENTION : Fish, stones and plants are not included. [MULTIPLE USES]: wall-mounted fish tanks are suitable for most small plants, air plants, and flower arrangements. The walls hanging at home are very beautiful. If you put in some pebbles to form a small ecosystem, it will be more beautiful and attractive people. [USE YOUR CREATIVITY]: Hemispherical design is simple but creative. Perfect for keeping small fish, plant hydroponic plants and making DIY microlandscapes. Its also a great gift.