uxcell 10 Pcs Aquarium White 5mm to 9mm Air Valve Connector Inline Plastic Tubing Product Name : Aquarium Air Valve Tube;Material : Plastic Color : White;Design : 5mm to 9mm Fit Air Tube : 5mm/ 0.2", 9mm/ 0.3";Overall Size : 65 x 5 x 9mm/ 2.5" x 0.2" x 0.3"(L*Dia*Dia) Net Weight : 18g Package Content : 10 x Aquarium Air Valve Tube