White Print on Kraft Paper Stands Out! New Size Added to Design Cardboard Lineup

Earth Cardboard Co., Ltd. (Headquarters: Ina-cho, Kita-Adachi-gun, Saitama; President: Toshimitsu Okuda), a manufacturer and seller of packaging materials centering on cardboard, began sales of the new product '[Delivery Size 100] Design Cardboard Box (Hana-Sanpo)' on May 15, 2026 (Friday).

Regarding the popular Hana-Sanpo series, which was previously available in sizes ranging from compact 50 to orthodox 80, the company has introduced a 100-size design cardboard box in response to customer requests.

The product was commercialized by improving the depth of the box without changing the print content or specifications. Leveraging Earth Cardboard's printing technology, the product features white ink printed on kraft-colored cardboard.

It is recommended not only for shipping e-commerce products such as clothing and food, or for use with flea market apps, but also as a packaging box for gifts and presents.

Product Overview Product ID: 0529 Product Name: [Delivery Size 100] Design Cardboard Box (Hana-Sanpo) Material: C5 Thickness: B/F (3mm thick) Color: Brown on both sides Weight: 360g Internal dimensions: 317×224×425mm External dimensions: 323×230×437mm Release date: May 15, 2026 (Friday) Official online price: From 134 yen (tax included)

Earth Cardboard Co., Ltd. values 'customer feedback' and contributes to the success of its customers' businesses through techniques cultivated over many years since its establishment.