Features: Keep your water community harmonious with these durable aquarium divider clip, separating aggressive fish, protect fry, and prevent tanks conflicts using PVC construction. Each set includes 40 clip with double suction cups for adhesion, suitable for 4-6mm divider board, available in black or white to blend with any setup. Ideal for aquarists breeding delicate species, managing territorial fish, or maintaining multitanks ecosystems requiring temporary or permanent partitions. Create safe zones in freshwater or marine tanks during feeding time, illness recovery, or species specific habitat replication without obstructing tanks visibility. The corrosion resistant PVC withstands prolonged water exposure, while the portable size ensures minimal visual disruptions to water landscapes. Specifications: Component: pvc Color: White or Black Size: approx.3.07x2.17inch Quantity: 40pcs Package Includes: 40x Fish tanks Isolation Clip note: Please allow 1-2cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color.