For a cleaner postal presentation
For premium postal presentation
Present your deliveries with confidence using our White Cardboard Envelopes with Short Edge Opening. Manufactured from premium 350gsm solid board, these envelopes offer a professional appearance combined with strong resistance to tears, punctures, and edge damage. Whether you're sending items flat-packed or folded, these envelopes keep your contents protected throughout the postal journey.
How to use our white cardboard envelopes
Sealing is simple, just place your item inside the envelope, remove the adhesive strip backing, and press down firmly for a secure closure. The integrated peel-and-seal adhesive strip eliminates the need for additional tape, while the tear-off strip ensures easy opening by the recipient without damaging the contents.
Available in a variety of sizes; from compact white C5 cardboard envelopes to large-format white C3 cardboard envelopes; you’ll find the perfect fit for everything from letters to oversized catalogues. Choose the right size to meet Royal Mail Large Letter, Small Parcel, Medium Parcel, or Large Parcel format standards, reducing your postage costs while protecting your goods.
Ideal for businesses across multiple industries
These white cardboard envelopes are commonly used by:
- Marketing and creative agencies for mailing promotional brochures, flat samples, creative proofs, and portfolios using white large letter cardboard envelopes and white C5 cardboard envelopes.
- Publishing and printing companies for secure delivery of printed materials like books, catalogues, and bound documents best suited to white medium parcel cardboard envelopes and white large parcel cardboard envelopes.
- Ecommerce retailers shipping framed prints, limited-edition artwork, or gift cards requiring lightweight yet rigid protection ideal for white small parcel cardboard envelopes.
- Law firms and accountants sending confidential reports, contracts, or client documentation in tamper-evident packaging such as white letter cardboard envelopes.
- Education and training providers distributing certificates, study guides, or application packs securely via white C3 cardboard envelopes.
If you regularly ship items that must arrive in pristine condition, our white cardboard envelopes offer a smart and sustainable solution.
Frequently Asked Questions
Are these envelopes suitable for Royal Mail size bands?
Yes. Our range includes formats suited for Large Letter, Small Parcel, Medium Parcel, and Large Parcel classifications, helping you optimise postage costs.
Can I recycle these envelopes?
Absolutely. Made from recyclable 350gsm solid board, they are eco-conscious and widely accepted in kerbside recycling collections.
Do they need extra packaging or tape?
No additional materials are required. The integrated adhesive strip ensures a firm seal, while the tear strip provides easy access without tools.
Are they suitable for international shipping?
Yes. The robust board construction helps protect your items in both domestic and international postal networks.
Whether you’re sending delicate prints, important documentation, or bulky catalogues, our White Cardboard Envelopes with Short Edge Opening deliver the ideal balance of protection and presentation.
