Uxcell Fishbow Manual Squeezing Water Changing Cleaner Pump, 1.88m Product Name : Aquarium Cleaning Pump; Fit for : Aquarium, Fish Tank Material : Plastic; Color : Blue, Green, Clear Total Length : 1.88M/6.17Ft; Pipe Outer Diameter : 18mm/7.1" Pump End Diameter : Big One: 4.2cm/1.65",Small One: 16mm/0.63"; Weight : 68g Package Content : 1 x Aquarium Cleaning Pump