Please check the images for sizes and quantities (^^) Follower discounts, repeat purchase discounts, and bulk purchase discounts are available for even greater savings (^^) If you'd like to take advantage of these, please leave a comment (^^) We've prepared these in response to many requests. You can ship your important products and packages in sturdy boxes. Reduced risk of damage guaranteed ♪♪ Changes in quantity are welcome, even from a single box ♪♪ Sizes: ■ Small cardboard boxes for non-standard mail (定形外郵便用) ■ Internal dimensions (length x width x depth): Approx. 134mm x 82mm x 24mm External dimensions: Approx. 142mm x 92mm x 29mm Weight: Approx. 25g Total external dimensions (three sides): 27cm Cardboard thickness: E/F (1.5mm) Paper quality: D4, double-sided kraft color ■ Business card size cardboard boxes ■ Internal dimensions (length x width x depth): Approx. 96mm x 62mm x 25mm External dimensions: Approx. 98mm x 69mm x 28mm Weight: Approx. 16g Total external dimensions (three sides): 195mm Cardboard thickness: E/F (1.1mm) Paper quality: F/F (C5 x C5) Note: Business card size cardboard boxes cannot be mailed as is due to their size, so please use them inside an envelope (a size 3 long envelope fits perfectly!!) ◎ Size 3 long envelopes are also available at a low price, so please feel free to ask (^-^) Both boxes are within 3cm in thickness, so they comply with the thickness requirements for non-standard mail! These are the perfect cardboard boxes for shipping trading cards, miscellaneous goods, small accessories such as brooches and earrings. ◼️ Domestic manufactured cardboard box, size 60 ◼️ Very popular, many repeat customers Almost the same size as the 60-size cardboard box sold by Kuroneko Yamato (Yamato Transport) These are domestically manufactured cardboard boxes with a sturdy construction!! These are not the cheaply made boxes with advertisements or thin, overseas-made cardboard boxes that are often sold!! The lot number and manufacturer's name are printed, but they are located on the bottom folding part when assembled, so they are hidden from view. When sending important products and packages, shipping them in clean, plain cardboard boxes will surely give a good impression to the recipient!! Size: 196 x 266 x 120 (external dimensions) 190 x 260 x 110 (internal dimensions)