Base Size

inch

×

mm

×

Important Note:

For practical measuring and cutting purposes:

Imperial measurements are shown in ⅛ inch fractions
Metric measurements are rounded to the nearest millimeter

More precise decimal values can be found in the calculator view.

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B5

ISO Envelope Sizes

250 x 176mm

9 ⅞ x 6 ⅞ inches

250mm

9 ⅞ inches

176mm

6 ⅞ inches