TQDXZA 0.35-Inch Black Aquarium Divider Panel 11.8"x11.8",8pacs - Strong Suction Cups, Easy Cut Design to Separate Fish (10-55 Gallon Tanks)Brand: TQDXZA Color: Black Features: Customizable Plastic Grid PanelsConnect panels to create dividers or cut to fit tank dimensions. Cut with household scissors using printed size guides works for curved hexagonal tanks too. PVC Plastic ConstructionMade from non toxic, corrosion resistant plastic. Safe for freshwater and saltwater environments. Stops Fish FightingGrid holes are small enough to block most adult fish (like bettas and cichlids) but let