About This 【Product size】aquarium fish tank cover board kit includes 4pcs of 11.6 Inch x 11.6 Inch aquarium cover top boards with 0.35Inch hole and 6 aquarium cover board lid clips 【Novel design】Our fish tank hood boad can be freely pieced together through concave convex buckles, and can be cut into the shape you want with scissors 【Multiple usage functions】The aquarium divider lid board can be used as an aquarium isolation board，a bottom tray for aquarium filters or aquarium cover lid，turtle platform etc 【Safe material and No harm】Our aquarium isolation cover lid is made of high-quality plastic, which will not affect the water quality and no any harm for fish or aquatic plant The aquarium borad kits contains 6 units borad clip which can hold below 0.82Inch thickness aquarium glass wall to support the borad as aquarium lid terrarium lid etc