Clear Lid for Waterbox® AquariumNew replacement lids for Waterbox Aquarium. fish tank include many great features and possibilities that are not available with the stock lid. Constructed with high strength, non fading clear plastic this is a major upgrade to all Fluval flex tanks. Features: Fully customizable! (Just reach out) Hinged lid for easy access Tabs holding lid in place (no sliding) Cut outs for lights and wires Clean, simple design Breathable holes for air flow Available