Moonorange 10 Pack Auqarium Filter Replacement Plates, Turtle Tank Filter Sponges, Suitable for 3.5W 280L/H Low-Water Filter Dexas so no two balls are

so no two balls are alike

They are machine washable and easy to wipe down

For best lighting effect

it's also available in Small and Large

Moonorange 10 Pack Auqarium Filter Replacement Plates, Turtle Tank Filter Sponges, Suitable for 3.5W 280L/H Low-Water Filter Dexas so no two balls areFeatures: PACKAGE INCLUDES 10pcs filter cartridges for replacement. We suggest to change the cartridges every 1 2 weeks. You can also rinse the cartridge to prolong the serivce time. 3 LAYER CARTRIDGESWith two layers of cotton sponges on both sides and a layer of activated carbon in the middle, brings obvious filtering effect to your tank. MAIN FUNCTIONHelp clean water, absorb odors and discoloration & Provide clean and healthy water for your tank.