C4 A4 (324 x 229mm) Premium White Board Back Envelopes Strong - Address Window

These C4 White Window Board Back Envelopes (324 x 229mm) are the ultimate in protection for your important documents, photos, catalogues and more. Perfect for your business needs. Often preferred by many of our environmentally conscious businesses, a popular posting solution are crafted from a high-quality 120gsm eco wove paper and finished with a 400gsm anti-bend board backing in grey. Available in popular board back envelopes sizes including DL, C6, C5 and C4 these white board back envelopes come complete with an easy peel and seal closure and are the perfect choice if you're looking for a bit extra protection in the post.*All measurements are internal size

White Board Back Envelope – Rigid Protective Mailing | Secure Document Delivery
Send important documents with confidence using our premium white board back envelopes. Designed with a strong cardboard backing to prevent bending and creasing, these envelopes ensure your contents arrive in perfect condition. Ideal for professional and personal use.

Material: Durable white paper front with rigid board back
Colour: Crips White
Feature: Peel & seal closure for secure mailing and address window
Perfect for posting photographs, certificates, and important paperwork safely and professionally.

*all measurements are internal

**does not come printed with 'do not bend'