Packing Boxes:Brown shipping box set are easy to assemble, these boxes good for mailing any retail shipping, or Daily storage supplies,also use as a business corrugated packaging boxes
Shipping Boxes Size: 40 Pack shipping box external size dimension is about 12x9x4 inch (30.5x22.86x10.1cm) and its inner size is about 11.9x8.9x3.9 inch
Boxes Mailers Material: These 12x9x4 shipping boxes Made of brown kraft corrugated cardboard, Three layers of E watts, the 12x9x4 box material are recyclable, eco-friendly and sturdy
Corrugated Packaging Boxes: 12x9x4 cardboard boxes has a certain cushioning and anti-pressure protection effect to protect what you're carrying( thin style, not suitable for directly packaging fragile products)
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
