Mailing Packs & Boxes

4x4x4 Black Cardboard Boxes 30 Pack, Small Shipping Boxes for Small Business Mailing Boxes, Corrugated Packaging Boxes The Black shipping box is made of three-layer pressure-resistant corrugated cardboard, which is lightweight but sturdy, and are ideal boxes for packaging fragile items. Corrugated cardboard boxes are manufactured from one-piece tool die-cutting,... 4x4x4 Black Cardboard Boxes 30 Pack, Small Shipping Boxes for Small Business Mailing Boxes, Corrugated Packaging Boxes