Mutual Industries Sediment Filter Bag 5' x 6' 8 OZ (15925-0-500)Sediment Filter Bags, also known as Dirt Bags or Filter Pump Bags, are designed to control and filter silt and sediment had laden water during dewatering activities. Filter Bags are constructed of non woven geotextile material that filters soil particles greater than 150 microns. While allowing discharge water to pass through the bag. Each bag has an adjustable spout to accommodate a discharge hose of up to 3 in. Highlights Made of 8 oz. non woven