Features:
1. Material: the rubber is durable and non-toxic, and it will not rotten and pollute the water.
2. More Choices: there are five sizes for option, and you can choose the suitable one according to the demands.
3. Equally: the bubble can disperse equally and make a beautiful bubble curtain to make your fish happy and your fish tank is attractive.
4. Easy to Use: it must match with the air pump, and you just need link it with air pump and put it on the bottom of fish tank.
5. Convenient: you can make the hose into any shapes according to your fish tank because the tube is soft enough.
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