uxcell Plastic Aquarium Suction Cup Air Tube Holders Clips Clamps Black 5 Pcs Product Name : Aquarium Airline Clip;Feature : Suction Cup Fit Airline Max Dia : 20mm/ 0.8";Suction Cup Diameter : 3.8cm/ 1.5" Material : Plastic;Color : Black Weight : 25g Package Content : 5 x Aquarium Airline Clips