Packing Boxes:brown Square shipping box set are easy to assemble, these boxes good for mailing any small retail shipping, or Daily storage supplies,also use as a business corrugated packaging boxes.
Shipping Boxes Size: 40 Pack small shipping box external size dimension is about 4x4x4 inch (10.2x10.2x10.2cm) and its inner size is about 3.9x3.9x3.9 inch.
Boxes Mailers Material: These shipping boxes Made of kraft corrugated cardboard, 32 ECT grade, the shipping box material are recyclable, eco-friendly and sturdy.
Corrugated Packaging Boxes: 4x4x4 cardboard boxes has a certain cushioning and anti-pressure protection effect to protect what you're carrying.
TIPS: Please confirm the size again, during the transportation process, it may cause a little deformation to the corner and will not affect the use.