Instantly creating a mist of tiny bubbles that your fish will love, the 10-inch Air Stone is the best partner of air pump and can evenly distribute fine bubbles in your tank. The comes with 2 rubber cups for convenient to attach it to your aquarium and a free converter to add additional . Additional can be joined with the enclosed connector, or can be cut with a to or shorten, super-porous and non-clogging. Therefore, it is really a wonderful for your fish tank or aquarium. Features - Brand: WINOMO. - Color: mainly blue. - Material: durable hard plastic and rubber. - Size: About x 1.2 - and Fish Tank Aquarium Air Stone . - Perfect for your fish tank or aquarium, and it is the best partner for air pump. - Instantly create a great of tiny bubbles that your fish will love. - The can be cut with a to be shorten. - Additional can be jointed with the enclosed connector. - Come with 2 rubber cups to produce enormous power to stick to glass surface firmly. - Need to use a pin or to for as many small holes as needed before using. - Warm Tip: Dear buyer, Due to lighting effect, monitor's brightness, manual measurement and etc, there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand! Thank you! Package list: 1 x WINOMO Air Stone