This Sicce sponge set replaces the filter sponges in the Shark PRO internal filter. It is made for submerged use in freshwater and saltwater aquariums.
4 sponges at 20 ppi
1 sponge at 30 ppi
Replacement for the Shark PRO internal filter
For freshwater and saltwater
Rinse sponges in tank water, not tap water, when cleaning and replace them when they wear out.