This is a white cardboard box, white both inside and out. It's clean and white, allowing for neat shipping. This is a double-sided kraft cardboard box that meets postal standards and can be shipped via Yu-Packet and Click Post. It will be shipped in a double layer of a宅配ビニール袋 (delivery vinyl bag) and a vinyl bag. Please note that there is a possibility of corner bends, dents, or wrinkles during delivery. Internal dimensions: Approximately 134mm x 82mm x 24mm External dimensions: Approximately 143mm x 93mm x 28mm Total external dimensions (3 sides): Approximately 27cm Weight: Approximately 23g If the total weight including the box is within 50g, the postage for standard mail (within the size regulations) is 120 yen, and within 100g, it's 140 yen. The cardboard box will be shipped unassembled. Please refer to the product images for details.