Nautical Anchor Womens Casual Printed Bomber Jacket, Lightweight Zipper Stand Collar Blouse Jacket Xs

Filters are essential for premium aquarium air quality and cleaner air. They can keep the fish fresh and healthy. Size : 4.5 x 4.7 x 6 in. Contains content: 4/8/12 pcs Aquarium Filter Cartridge No.2 How to Use 1.Thoroughly rinse the Rite-Size Filter Cartridge to remove any excess carbon dust. 2.Install filter with the blue side of the cartridge facing the back of the filter box. 3For best results change every 2-4 weeks. Note 1.Please allow 1-3 inches differences due to manual measurement.