This Fluval 206/207 Canister Filter Semi Annual Maintenance Kit PLUS Bundle includes NINE items: the Fluval 106/107/206/207 Filter Replacement Quick-Clear Water Polishing Pad, 3-Pack; Fluval Carbon, 3 X 100 Gram Packs; Fluval 206/207 Filter Replacement Bio-Foam Value Pack; Fluval BioMax Media 500 grams; Fluval 106/107/206/207 Filter Replacement Ammonia Remover Pads, 3-Pack; Fluval 106/107/206/207 Filter Replacement Phosphate Remover Pads, 3-Pack; Fluval 106/107/206/207 Filter Replacement Nitrite Remover Pads, 3-Pack; Inland Seas Super Silicone Grease, 1cc; & the MarineAndReef Cleaning Towel. This Semi Annual Maintenance Kit includes all Fluval recommends for semi-annual maintenance. This includes the Quick-Clear Water Polishing Pad & Carbon, which should be replaced every month, and the Bio-Foam Value Pack (Bio-Foam, Bio-Foam Max and Bio-Foam+), which should be replaced every six months. Also included are the Ammonia Remover, Phosphate Remover & Nitrite Remover. These are all optional pads, but if you use them they should be replaced monthly. Be sure to unplug your filter before cleaning. Replace your media with all the included media. You should replace only half of your BioMax every six months (BioMax included). If you're using BioTerra (not included) you'll also want to replace half. The Inland Seas Silicone Grease is for greasing the Motor Head Gasket, AquaStop O-Ring Gaskets, and Primer Assembly with Primer Cover. Clean before greasing. In three months you will want to get the Fluval 106/107 206/207 Canister Filter Monthly Maintenance Kit PLUS. The MarineAndReef.com Aquarium Cleaning Towel is a durable, lint-free microfiber towel. 19" X 15".