fishkeeper Submersible Aquarium Filter for 70-100 Gal, 4-Stages Sponge Fish Tank Filter with 13W Powerful Water Pump, 3-in-1 Multi-Function Filtration/Oxygenation/Circulation, 320GPH, Adjustable Flow HotHands Because it's an additive

Because it's an additive

the rest is an even finer powder

durable outer fabric

Easily keep a pair in your bag or purse and all of your favorite reading spots

Details: Brightens and whitens teeth

fishkeeper Submersible Aquarium Filter for 70-100 Gal, 4-Stages Sponge Fish Tank Filter with 13W Powerful Water Pump, 3-in-1 Multi-Function Filtration/Oxygenation/Circulation, 320GPH, Adjustable Flow HotHands Because it's an additiveBrand: fishkeeper Color: White Features: 320GPH Internal Power Filter: Filtration Oxygenation Circulation 3 in 1 multifunctional submersible fish tank filter, which meets all the needs of the fish tank. Power 13W, maximum flow 320GPH(1211L H). Features an air regulator to precisely adjust the amount of oxygen supply bubble. High Efficiency Filtration: Unique 4 layer filter cotton design, water enters from the bottom and passes through the entire