Our wooden bubble stone diffuser is an essential tool for maintaining a healthy saltwater tank. It works with your protein skimmer to produce a steady stream of , which help in the efficient separation of proteins and other impurities. The natural wood material ensures longevity and consistent performance, making it a reliable addition to your aquarium setup. Features -Color:Khaki -Material:Wood -Size:6.50X2.30X2.20cm/2.55X0.90X0.86in -Caliber: 4mm - water: achieve pristine water conditions with highefficiency filtration, ensuring a clean and healthy environment for your aquatic pets -Even oxygen distribution: the bubble stone diffuser ensures uniform oxygen release, improving water circulation and oxygen levels in the tank -Enhanced aquatic health: by providing ample oxygen, this air stone promotes the healthy growth and vitality of fish and other aquatic creatures -Long-lasting and easy to maintain: crafted from robust materials, these accessories are designed for easy replacement and maintenance, ensuring easy use -Multipurpose application: suitable for use in both freshwater and saltwater aquariums, providing flexibility and convenience for various tank setups Package list: 2 Air Stones