Pisces 15 Pack Compatible Refill Service Kit for Oase biOrb with Filter Media & Airstone

biOrb Compatible - Pisces 15 Pack Compatible biOrb Refill Kit, a service kit replacement that contains filter foams, airstones and filtration media Eco-Friendly - The Pisces refill kit allows for the option to refill your biorb service kit and reduces additional plastic waste Simple Installation - Compatible will all biOrb aquarium fish tanks the service kit fits into the exisiting plastic container and can be installed in minutes Effective Filtration - The Pisces set offers superior filtration which is at the core of the biOrb system. This ensures the water remains healthy for the fish inside Included - The set includes a 15 pack complete replacement of the foams and media (15 x foams and 15 bio-media bags) and also included is 6 Air stones