White business envelopes, self-seal

Our strong, white self-seal business envelopes are essential for every office and provide a secure way to post paperwork, invoices or letters. Made from durable 90gsm paper, our envelopes come with a self-seal strip to speed up the time it takes to mail multiple letters.

For personalised mailings, choose envelopes with windows and save on labeling costs, or windowless envelopes for sending confidential documents through the post. Available in bulk boxes for everyday use, Rajapack envelopes come in a range of sizes to suit all your office requirements.

Call our packaging specialists on 0800 542 44 28 to order yours and get next day delivery.

Sold in packs of 250 or 500 envelopes

Quantity Available in cost-effective boxes of 250 and 500 envelopes. Discounts are available when you order 5 or more packs.

Size and shape options Our windowless white envelopes seal documents securely inside and keep the contents confidential. They are available in a range of sizes to suit all your paperwork, from 110mm by 220mm to 324mm by 229mm. Our DL envelopes have the opening flap on the long edge.The C4 and C5 envelopes have the opening flap on the short edge. Sending personalised mail? Ask about our business envelopes with an address window.

Materials Rajapack white envelopes are made from strong 90gsm paper to ensure your documents arrive intact.

Environmental information All our envelopes are made from paper sourced from sustainable forests and are manufactured in factories that work to environmentally-friendly practices.

Delivery information Delivered sealed in cardboard boxes for instant use.