[Big Clear!]Aquariums Fish Tank Oxygen Bar,Flexible Fish Tank Submarine Air Curtain Bubble Tube Durable Oxygen Bubble Tube,Aquarium Air Stone Kit, Fish Tank Bubbler, Dissolved Oxygen Diffuser

• Satisfaction Guarantee - Your satisfaction is our highest priority. If you have any questions or concerns, please let us know without hesitation and and we will either correct the situation or provide a refund/replacement immediately.
• 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.

Color: Black
Length: 20cm/7.87";30cm /11.81" ; 45cm / 17.72"; 60cm / 23.62" ;75cm/29.53"
Connector Size:0.35x 0.27cm/ 0.14" x 0.11"(Outer Dia*Inner Dia)
Tube Size:1.2x 1.0cm/ 0.47" x 0.394"(Outer Dia*Inner Dia)
Quantity:1Pc