IRIS 3-Pack Stackable Plastic Legal File Storage Box Large 8-Gallons (32-Quart) Blue Weatherproof Heavy Duty Tote with Latching Lid in the Plastic Storage Containers department at Lowes.com
Sterilite Plastic Storage Bin/ File Box, 18 1/2" L x 14" W x 11" H, Black - Walmart.com
Amazon.com : Pendaflex Portable File Box, Black, 11"H x 14" W x 11-1/8" D (41742) : Storage File Boxes : Office Products
Clear Open-Top File Storage Boxes | The Container Store
IRIS Stackable Plastic Legal File Storage Box for Letter (3-Pack) 500143 - The Home Depot