your aquarium's aeration system with this comprehensive set of air stones and connectors. The air stones produce fine bubbles that increase oxygen levels, promoting the well-being of your fish. The included connectors and tubing allow for flexible setup, ensuring optimal air distribution throughout the tank. Features -Color:Assorted Color -Material:ABS,air stone -Size: 3.90X1.50X1.50cm/1.53X0.59X0.59in -Versatile compatibility: this air stone and pump accessory kit is compatible with a wide range of aquariums, making it a versatile addition to your setup -Increased oxygen levels: the air stones are designed to significantly boost the oxygen levels in your aquarium, promoting a healthier environment for your fish -Uniform bubble distribution: the straight connectors that bubbles are evenly distributed, improving water circulation and comfort for aquatic creatures - construction: constructed from durable abs and air stone materials, this kit is built to last and safe for your aquarium -Simple setup: easy to install in various types of aquariums, this kit helps create an space for your aquatic pets Package list: 1 x Air Tubing 2 x Air Stones 2 Valves 4 x Suction Cups 2 x Straight Connectors 2 Connectors