Package Contents: the package includes 2 storm drain filters, each carefully designed with the dimensions of 48 x 48 x 22 inches Durable Material: the storm drain cover is made of synthetic fiber, strong and durable Efficient Filtration: the catch basin inserts are adept at sifting pollutants such as garbage, sand and oil from rainwater, reducing water system and infrastructure issues in the water supply system; They can hold up to 3.5 liters of oil and 18 kg of sediment Installation Removal Simplicity: each catch basin comes with four sewn-on straps, ensuring an easy installation process; These silt bags are easy to remove once they become full Extensive Application: these storm drain catch basin can be effectively applied in diverse settings, including parking lots, public spaces, streets, vehicle storage lots, service areas, construction sites, and industrial plants Features: The basin drain filter feature overflow ports on both sides to prevent blockages during periods of high water flow. The storm drain filters contribute to environmental sustainability by preventing pollutants from entering the water system, promoting safer and cleaner surroundings. Specifications: Material: synthetic fiber Color: black Size: about 48 x 48 x 22 inches Package includes: 2 x Storm drain filters Notes: Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays.