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C4 standard envelopes are the perfect choice for securely mailing A4 documents without folding. Whether for business or personal use, these envelopes ensure a professional and organized presentation of contracts, reports, certificates, and important paperwork. Their spacious design protects contents from creases and damage during shipping, making them an essential mailing solution.
Our selection includes C4 envelopes in various materials, including durable kraft paper, eco-friendly options, and reinforced designs for extra security. Choose from self-sealing, gummed, or windowed variants for added convenience. Explore our range of C4 standard envelopes to find the ideal solution for your professional and personal mailing needs.
