Aquarium Fish Tank Biochemical Air Pump Super Sponge Filter

Features: 100percent brand new and high quality. Provides biological filtration to the aquarium, helps to stable water quality. Increase the oxygen solubility. Working noiselessly,good permeability, easy to clean. It can clean sundries and stabilize water quality Can cultivate useful bacteria that are good for aquatic pets. Multi layer sponge design, can be cleaned in sequence, moving the cylinder does not affect the water quality. Specification: Color: As Pictures Show Material: Cotton,, Plastic Size: Approx.4.5 * 8cm 1.7 * 3.1in Package Weight: Approx.67g Package List: 1 * Filter