Jardin Plastic 40-Piece Air Valve Connector Inline Tubing for Aquarium, White Product Name : Aquarium Tubing; Type : Tee Shape, Straight Shape Tube Connector Diameter (Approx.) : 5mm/0.2"; Overall Size (Approx.) : 30 x 18 x 5mm/1.2" x 0.7" x 0.2" (L x D) Material : Plastic; Color : White Weight : 17g Package Content : 40 x Aquarium Tubing