180x210

180x210 refers to a rectangular dimension commonly expressed in millimetres (mm) and is used in various contexts such as printing, graphic design, and digital advertising. The measurement equates to 180 mm in width and 210 mm in height, which converts to approximately 7.09 by 8.27 inches. While this size does not correspond to a standard ISO paper dimension, it is frequently requested as a custom size for brochures, invitations, business cards, and small posters, especially in East Asian markets where local printing shops may offer it as a ready‑to‑print specification.

In commercial printing, the 180x210 mm format is often chosen for its moderate size, allowing sufficient space for both textual and visual content while remaining compact enough for convenient handling or mailing. Many printers provide this dimension as a default option in their production workflows, and it is commonly supported by desktop publishing software such as Adobe InDesign and Microsoft Publisher. Designers also use it for card cards, flyers, and product packaging when a slightly larger footprint than the conventional A5 (148x210 mm) is desired.

The format is also applied in the digital domain. Certain online advertising networks specify banner sizes in pixels that approximate 180x210 px for user interface elements or small display ads; however, pixel dimensions vary widely by resolution and device, so the physical measurement is more relevant to print media. Because 180x210 is not a standardized media size, users typically specify the exact dimension in print files and confirm with their production partner that the equipment can accommodate custom dimensions.

Overall, 180x210 is a versatile, non‑standard dimension that finds use in both printed products and digital formats, providing designers with flexibility in layout while remaining relatively economical to produce.