C4 Envelopes – Windowed

C4 Windowed Envelopes are designed for businesses that need to send full-size A4 documents without folding, while still streamlining the addressing process. Measuring 324 x 229 mm, they comfortably accommodate reports, contracts, certificates, presentations and official documents, keeping contents flat and professional from sender to recipient.

The built-in address window allows recipient details to show clearly through the envelope, eliminating the need for labels and reducing handling time. This makes C4 Windowed Envelopes especially popular for legal, corporate, education, government and accounts departments managing high-volume or repeat mail-outs.

Produced using quality envelope stock, C4 Windowed Envelopes offer durability during mailing while maintaining a clean, understated appearance suitable for formal and professional correspondence. They’re compatible with most standard office printers and document workflows, making them easy to integrate into everyday operations.

Locally supplied and delivered free countrywide, C4 Windowed Envelopes are a practical, time-saving stationery solution for businesses that value efficiency and presentation. If you need help aligning your document layout to the window position, our expert graphic artists are always available to assist.

What you’ll get:

• C4 envelope size of 324 x 229 mm for flat A4 documents.
• Built-in address window for efficient, label-free mailing.
• Keeps documents flat with no folding required.
• Clean, professional appearance suitable for formal correspondence.
• Quality envelope stock for durability during mailing.
• Compatible with standard office printers and document workflows.
• Ideal for contracts, reports, certificates and bulk mail.
• Low order quantities available.
• Locally supplied in Australia.
• Free countrywide delivery included with every order.