Triplast 500 x C4 Window Self Seal Security Envelopes (Size: 324x229mm) | Address Window, Self Sealing & Printer Safe Mailing Paper Envelopes | Ideal for Everyday Home, Office & Commercial Use

CONTENTS: Pack of 500 White Window Mailing Envelopes | SIZE: C4 | LENGTH: 324 mm / 12.76 in | WIDTH: 229 mm / 9.02 in | THICKNESS: 90 gsm | MADE in the UK ENHANCED SECURITY: These envelopes feature a see-through window to display essential information such as addresses and a blue high security pattern on the inside that scrambles text to ensure contents remain concealed when in-transit or storage. HASSLE-FREE & PRACTICAL: The self-seal adhesive eliminates the need for any tape, glue or licking to seal these envelopes - just fold & press the top flap to secure shut! These envelopes are also compatible with most inkjet and laser printers. MULTIPURPOSE: These envelopes are ideal for mailing & organising invoices, letters, statements, catalogues, periodicals, brochures, etc. They are a cost-effective option for everyday home, office & commercial use! RECYCLABLE & PEFC CERTIFIED: Apart from being fully recyclable, these envelopes are made from paper sourced in a natural & controlled manner from SUSTAINABLY MANAGED FORESTS that also PROTECT THE RIGHTS OF WORKERS along the production process.