【Material】: The aquarium volcano ornaments are made of high quality synthetic resin materials, which are safe and pollutant-free and can be immersed in water for a long time. Whether in salt or fresh water, the color is not easy to fade 【Volcano decoration】: After connecting this volcano with an air pump (the product does not contain an air pump), many bubbles will appear from the top of the volcano. It will be the coolest aquarium decoration in your fish tank! 【Aquarium ventilation decoration】: increase oxygen content, reduce CO2 and increase pH. 【Surface Safety】: Great attention to detail, no sharp edges, won’t hurt your fish or tear scales. It has a flat bottom so it can stand easily and stably without having to worry about it falling or tipping over! 【You will get】: 1 piece of volcanic aquarium decoration (about 775cm)
