The bubble diffuser stone is essential accessory for any aquarium enthusiast. It efficiently disperses air throughout the tank, creating a visually appealing bubble curtain. This not only adds to the aesthetic appeal of your aquarium but also ensures that your fish receive the necessary oxygen for their well-being. Features -Color:Multi -Material:Aggregate, plastic -Size: 48.80X1.80X1.40cm/19.18X0.71X0.55in -Note: suitable for 4mm diameter hose -Powerful airflow: equipped with a high-efficiency air pump that provides a of air, significantly improving oxygen levels in your fish tank -Simple design: designed to fit a variety of aquarium sizes and styles, allowing you to create a stunning underwater scene -Quiet performance: engineered for low noise, this air stone ensures a tranquil environment, making it ideal for both fish and their owners -Long0lasting: constructed with sturdy materials, this air stone is built to withstand regular use without breaking or wearing out -Multiple applications: suitable for different types of aquariums, including fish tanks and water gardens, and suitable for fish, ornamental purposes, and plant growth Package list: 2 x aquarium air stone