SPONGE BOB AQUARIUM ORNAMENT By Jack Wall Posted on June 14, 2016 In Fish Tagged Aquarium, Ornament, Sponge PN-SBR6 Spongebob Resin Ornament 5cm/2″ Spongebob Resin aquarium ornament 5cm/2″ PN-SBR6 Fish-safe and fun to have in your aquarium.