Roll of 4 pre-filter sponges

Features - Color: Black. Material: Polyester fiber. - Package dimensions: Approximately 29.5 x 20 x 6 cm. - Connects to the filter to prevent debris from entering the filter body, thus extending the life of the filter media. - Prevents young fish and shrimp from being drawn into the filter tank. - Easy to install directly at the water inlet. - Suitable for freshwater and saltwater environments. - Note: Dear customer, due to lighting, monitor brightness, manual measurement, etc., there may be slight differences in color and size between the photo and the actual item. Thank you for your understanding.