12 Pack Pre-Filter Sponge Aquarium, 0.5" Prefilter Sponge for Aquarium Sponge Filter Accessories, Intake Sponge Filter Aquarium Foam Filter for Fish Tank Shrimp, Sponges Filters Cover

Single-Hole Filter Sponge: Size 2.9" L x 1.6" D; Hole Diameter: 0.5". Prefilter sponge for aquarium works with most hob filters, canister filters, powerheads, etc. Please check the size of pre filter sponge aquarium you need carefully before purchase.
Life Saver for Fish: The replacement foam cover can be easily attached to the water inlet of the fish tank filter. Effectively prevent shrimp, fish fry or weaker inhabitants from being sucked into the filter.
Reliable Life Saver: As a barrier for biological protection, fish tank sponge filter can effectively prevent small or weaker organisms such as small fish, shrimp and snails from being sucked into the filter. You can believe that our filter sponges fish tank can provide safety for the organisms in the aquarium.
Reliable Life Saver: As a barrier for biological protection, fish tank sponge filter can effectively prevent small or weaker organisms such as small fish, shrimp and snails from being sucked into the filter. You can believe that our filter sponges fish tank can provide safety for the organisms in the aquarium.
Reliable Life Saver: As a barrier for biological protection, fish tank sponge filter can effectively prevent small or weaker organisms such as small fish, shrimp and snails from being sucked into the filter. You can believe that our filter sponges fish tank can provide safety for the organisms in the aquarium.

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