DONGKER 2pcs Aquarium Protein Skimmer Air Bubble, Wooden Bubble Stone Diffuser for Fish Tank

Material: Made of Lime Wood With Many Tiny Holes, the Resistance of the Material Is Very Small, Can Create Very Small and Uniform Bubbles. Appearance: Light Weight, High Strength to Weight Ratio, Good Elasticity, Impact Resistance, Rich Texture and Beautiful Color. Function: Air Wood Can Play A Large Number of Uniform and Detailed Foam, so as to Classify the Impurities in the Seawater. Application: It Needs to Be Used With Oxygenation Pump, 5W Air Pump Or Less. SHOP WITH CONFIDENCE: To provide you with the highest quality service, If you have any question, please contact us.We will provide after-sales service .