The Hugo Kamishi Coarse Aquarium Net features red mesh, which is believed to make catching fish easier, as fish may find red more difficult to see. The coarse netting allows for better water flow, making it ideal for safely and efficiently handling fish with minimal resistance. Available sizes: • 2" (5cm) • 3" (7.5cm) • 4" (10cm) • 5" (12.5cm) • 6" (15cm) • 8" (20cm) • 10" (25cm) Perfect for both freshwater and saltwater aquariums, this durable net is an essential tool for easy fish catching and routine maintenance.