50pcs Portable Aquarium Bio Filters Pond Balls Fish Tank Filter Bio Balls ( Size : M )

Description

Practical and durable home using productThe bio-sponge inside provide more surface area for growth of beneficial Bio-Spira bacteriaBIO-Balls do not require replacement unless damaged or destroyedThe bio balls provide biological filtration, removing toxic ammonia and nitrite.Each filter media is pre-packed in its own mesh media bag.Can be reused over and over again until it breaksIn the event of excessive buildup, you may gently rinse with water from an established aquarium, if desiredGreat for fresh or saltwater aquarium filtration systems.Specifications:Material: Plastic Aquarium Pond BallsColor: BlackDimensions: Diameter of bio ball:S: 0.63"/ 16mm (included biological cotton)M: 1.02"/26mm(included biological cotton)L: 1.42"/36mm(included biological cotton)Included:50 x Bio Balls