UltraTech 9732 Reusable Dewatering Bag with Locking Rods, 7' Length x 5' Width Reusable dewatering bag for large jobs and big savings Use for dewatering operations with large quantities of silt, sediment or dirt, bags can be emptied and reused repeatedly Large 3-feet to 5-feet opening allows easy access and removal of trapped sediment Galvanized steel locking rods quickly and easily installed to secure bag opening during dewatering Measures 7-feet length by 5-feet width