uxcell Aquarium Fish Tank Air Line Tube Clip Suction Cup Divider Holder 5 Pcs Black Color: Black; Package Content: 5pcs x Aquarium Suction Cup Total Size: 8 x 6 x 2.5cm/3.2" x 2.4" x 1"(L*W*H); Material: Plastic Product Name: Aquarium Suction Cup; Net Weight: 54g Cup Diameter: 2.5cm/1.0" Fit Tubing Max. Dia: 0.5cm/1.0"