ISTA Round Bio-Sponge Filter, Round, Black Size:5 in We’ve got one of the

We’ve got one of the powerful ball Launchers in the world with plenty of stylish and functional balls to go in them

SAFE HIDEOUT: Offers a secure hideaway in your aquarium

Prefilter: helps protect fry – enhances mechanical filtration

Perfect to dust crickets with

providing natural hiding and climbing spaces for hermit crabs

ISTA Round Bio-Sponge Filter, Round, Black Size:5 in We’ve got one of theMechanical filtration: Provides excellent filtering effect while oxygenating the water Biological Filtration: Foam material supports the colonization of bacteria Can be used with either an air pump or any external filter Silent operation by reducing air pump noise Easy to install and simple to maintain