C4 White Window Envelopes Peel & Seal 324x229mm 120GSMC4 White Window Envelopes Peel & Seal | 324 x 229mm | Window 105 x 40mm | Strong 120GSM Wallet Mailing Envelopes

• 📄 Perfect for A4 Documents Designed to hold unfolded A4 sheets, certificates, invoices, contracts, brochures, catalogues and important paperwork. The standard DL address window makes mailing invoices and business correspondence quick and professional.
• ✉️ Secure Peel & Seal Closure Featuring a reliable peel and seal adhesive strip for a permanent, tamper-resistant seal. Simply remove the protective strip and press closed—no moisture or additional tape required.
• 💪 Strong 120GSM White Paper Manufactured from premium 120GSM white paper for excellent durability during transit. Helps protect documents from creasing, tearing and everyday handling.
• 🪟 Standard Address Window Fitted with a clear 105 x 40mm window positioned for compatibility with standard printed address layouts, helping reduce envelope preparation time for businesses and home offices.
• 🏢 Ideal for Business & Home Perfect for offices, schools, accountants, solicitors, estate agents, councils, charities, ecommerce businesses and everyday postal needs. Suitable for invoices, statements, letters, brochures and other A4 documents.

These C4 White Window Envelopes are the ideal solution for professional office and business mailing needs. Measuring 324 x 229mm, they are perfectly sized to accommodate A4 documents without the need for folding. Each envelope features a conveniently positioned DL window measuring 105 x 40mm, allowing the recipient's address to show through clearly, saving you time and effort when sending out large volumes of correspondence. Crafted from strong 120GSM paper stock, these wallet envelopes offer a sturdy and reliable construction that keeps your documents well protected in transit. The self-adhesive peel and seal closure provides a quick and secure seal, making them highly practical for busy office environments. The clean white finish gives a polished, professional appearance, ensuring your mailings always make a great first impression. Whether you are dispatching invoices, letters, or important documents, these envelopes deliver both functionality and a smart presentation every time.