Universal compatibility: Designed specifically for SOB-1 and SOB-2 overflow boxes to ensure a proper fit and reliable performance. Precision teeth design: 32 cm acrylic comb with optimized tooth spacing for ideal surface skimming and water flow control. Easy removal and cleaning: Removable design allows quick maintenance without disturbing the overflow system. Durable acrylic construction: Transparent acrylic provides long-lasting durability and clear visibility. Use scenarios: - Install in SOB-1 or SOB-2 overflow boxes in freshwater or saltwater aquariums to enhance surface skimming and regulate water flow. - Perform routine maintenance by removing the comb for quick cleaning without dismantling the overflow setup. - Monitor flow performance at a glance thanks to the transparent acrylic construction. The description stays consistent with the original product specifications, functions, and materials.