Small cardboard box. ◎ Click Post ◎ Yu-Packet ◎ Standard Mail (within specifications) etc. can be used. This is the smallest size compatible with Click Post and Yu-Packet. It's palm-sized, but with an internal dimension of 26mm, it's box-shaped, so you can ship small items and products such as paperback books, small items, and accessories. It's compatible with Standard Mail, so you can put a stamp on it and put it in the post (*^^*) Up to 50 grams including the box: 120 yen Up to 100 grams: 140 yen 【Product Details】 Internal dimensions: Length 140 x Width 90 x Depth 26 mm Thickness: 1.1mm F/F (C5 x C5) Weight: 34g per sheet Capacity: 0.3L Total external dimensions: Approximately 28 cm Color: Brown Type: N-style *There may be some errors depending on how it is assembled. 【Shipping】 After folding along the fold lines in several places, it will be placed in an A4-sized cardboard case, then in a B4-sized OPP bag, and then shipped in a transparent plastic bag. The A4-sized cardboard case will not be taped directly so that you can use it. Please use it as a bonus (^-^) *It will be shipped in a transparent plastic bag. Please note that the contents will be visible. *We try to select items that are as clean as possible, but there may be some scratches or dents from the time of purchase. Also, there is a possibility that dents may occur during shipping, so we would appreciate your understanding. A4 cardboard Yu-Packet Click Post Packing materials Yu-Yu Mercari Bin Letter case Thick paper envelope A4 envelope Cardboard box