Description: Material: Crafted from thickened pp material, this fish tank top drip filter box is sturdy and lightweight, ensuring durability and long-last use Multi Layer Filtration: Designed with a multi-layer filtration system that enhances the filtering effect by allowing water to pass through each layer progressively, ensuring cleaner and clearer water in your aquarium Silent: This fish tank filter box engineered with a quiet design, to maintain a peaceful environment for both you and your aquatic pets Anti-Overflow Design: Features an anti-overflow mechanism with different combinations of filter boxes, providing reliable filtration without the risk of spills or leaks Widely Used: Fish tank filter box is suitable for reptiles, amphibians, frogs, turtle tanks or fish tanks, etc Specification: Material: PP Size Chart: Optional Size: 6 Boxes: 35.5cmx12cmx27.5cm/13.98inchx4.72inchx10.83inch 3 Boxes: 19.5cmx12cmx27.5cm/7.68inchx4.72inchx10.83inch Package Includes: 1 Set Fish Tank FilterBox Note: Please allow slightly errors 1-2cm differences due to manual measurement.