What Size Is a C5 Envelope?
C5 envelope size, dimensions, and what fits inside.
What Size Is a C5 Envelope
A C5 envelope measures 229mm x 162mm (approximately 9 x 6.4 inches). It is designed to hold A5 paper flat or A4 paper folded once in half. This makes it one of the most popular envelope sizes for business letters, invoices, and documents.
Quick answer
A C5 envelope measures 229mm x 162mm (approximately 9 x 6. 4 inches)
Key details
4 inches) It is designed to hold A5 paper flat or A4 paper folded once in half
Practical information
It is designed to hold A5 paper flat or A4 paper folded once in half This makes it one of the most popular envelope sizes for business letters, invoices, and documents
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A C5 envelope measures 229mm x 162mm (approximately 9 x 6.
Check the relevant carrier, platform, or Royal Mail website for the most current details.
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