Top Fin Silenstream PF-L Refill for PF20, PF30, PF40 and PF75 Power Filters 6.5in x 4.5- (12 Count) 1 Year Supply
Brand: Top Fin
One box of 12 aquarium filters
Intended For Top Fin Silenstream Power Filters 20, 30, 40, 75
Product Dimensions: 6.5 in L x 4.5 in W
Active carbon to help absorb undesirable odors, pigments, and chlorine