EcoSwift 5 9x9x9 Corrugated Cardboard Packing Boxes Mailing Moving Shipping Box Cartons EcoSwift 5 9x9x9 corrugated cardboard packing boxes mailing moving shipping box cartons 200-LB Single Wall Corrugated High strength seams for maximum protection Approved for USPS, FedEx, UPS, and DHL Dimensions: 9" x 9" x 9"