C5 White Window Envelopes Shop our range of C5 white window envelopes, ideal for sending invoices, statements, letters and everyday business correspondence.
Standard C5 envelopes measure 229 x 162mm, making them suitable for A5 documents or A4 sheets folded once. The address window allows recipient details printed on the enclosed document to remain visible, helping businesses prepare outgoing post quickly without the need for separate address labels. Our range includes self seal, gummed and peel & seal C5 window envelopes in different paper weights, window positions and pack sizes. C5 White Self Seal Window Envelopes C5 white self seal window envelopes provide a quick and convenient option for busy offices, accounts departments and organisations processing regular outgoing mail. Simply press the sealing flaps together to close the envelope, with no moisture required. They are ideal for invoices, statements, customer letters and other everyday business correspondence. C5 White Peel & Seal Window Envelopes Peel and seal C5 window envelopes feature an adhesive strip protected by a removable release liner. This makes them quick and easy to use while providing a practical option for envelopes that may be stored before use or used for larger postal runs. C5 White Gummed Window Envelopes For businesses that prefer a traditional closure, we also stock C5 white gummed window envelopes. These provide an economical mailing solution for general office post, invoices, statements and other routine correspondence. Standard C5, C5+ and C5++ Window Envelopes Standard C5 envelopes measure approximately 229 x 162mm, while C5+ and C5++ formats provide slightly more room for documents and inserts. Our range includes wallet and pocket-style envelopes, along with different window positions to suit a variety of printed business documents. When choosing a window envelope, check that the address position on your document matches the window location on the envelope. C5 Window Envelopes for Business Mail C5 white window envelopes are a practical choice for sending: Invoices and statements Customer correspondence Business letters School and college communications Administrative documents General office post They are particularly useful where A4 paperwork can be folded once, offering a more compact mailing format than C4 envelopes. Buy C5 White Window Envelopes Online At Online Stationers, we supply C5 white window envelopes in bulk packs for businesses, schools, offices and organisations throughout the UK. Choose from self seal, peel & seal and gummed envelopes in a range of paper weights, formats and window positions from trusted envelope manufacturers. For other postal requirements, browse our C5 white plain envelopes, C5 manilla plain envelopes, C5 manilla window envelopes and wider range of business envelopes and mailroom supplies.
