The standard envelope sizes are defined by the international standard ISO 269. They are generally designed to be used with paper sizes that follow the ISO 216 standard. The most commonly used envelope sizes are from the C series. An A4 piece of …

Envelope size chart. Find standard envelope sizes, name and dimensions -- Assistance to help choose the correct envelope for your project - Envelopes have many sizes and may cause confusion. Envelope Help is here.

Here you will find the most popular envelope types and sizes used by businesses and private individuals to send their correspondence. The #10 envelope size is considered to be the standard business envelope size and the #9 envelope size is the standard reply envelope size.

The B5 Envelope format measures 250 x 176 mm or 9.8 x 6.9 inches. An B5 Envelope paper fromat has an aspect ratio of 1.42:1. The Area of the B5 Envelope paper size is 44,000 mm² or 67.62 in² with a perimeter of 852 mm or 33.40 in. An B5 Envelope format has a diagonal length of 305.74 mm or 11.99 in.

Western States offers a comprehensive listing of standard envelope styles and sizes to help determine the envelopes that will work best for you!

B0 is 1 metre wide, and other sizes in the B series are a half, a quarter or further fractions of a metre wide. B series is not used commonly in offices so it is used only for a special purposes. B series is mostly used for posters, books, envelopes and passports.

The B5 envelope at 250 x 176 mm is an ISO B-series size between B6 & B4. Learn about B5's width, height, area, origins, fit for A4 sheets folded twice, and common commercial usage for mailings of catalogs, magazines, and more.

The dimensions of B5 size is 25 x 17.6 cm or 250 x 176 mm or 9.8 x 6.9 inches. B5 paper size and other dimensions in the International Envelope series. International Envelope series paper sizes - DL, B4, B5, B6, C3, C4, C5, C6/C5, C6, C7/C6, C7, E4.

Discover the most common envelope sizes like C4, C5, C6 used internationally. Folding A4 sheets makes efficient sizes for mailing needs. Learn how B5, DL, C4 and more fit content from letters to brochures in optimized envelopes.

B5 paper size and other dimensions in the International Envelope series, metric and imperial.