White C4 Envelopes 80gsm | Self Seal Strong Mailing Office Paper | 12 Pack

Keep your documents flat, secure, and professional with this bulk pack of C4 envelopes—ideal for both home and business use. These white C4 mailing envelopes are specially designed to fit A4 sheets unfolded, making them perfect for sending contracts, letters, certificates, and other important paperwork without folding or creasing.  

Each envelope in this pack is made from strong 80gsm paper and features a self-seal strip for fast, mess-free closure. These c4 white self seal envelopes save time while offering reliable security in the post. Whether you need plain white envelopes C4 for office correspondence or self seal A4 envelopes for bulk mailing tasks, this pack is built for everyday use. 

While these are not rigid like C4 board backed envelopes or C4 hard back envelopes, their durable paper quality offers strength and protection for regular postal needs. They’re a practical alternative to C4 gusset envelopes when mailing standard-sized documents that don’t require expanded space. 

Perfect for businesses, schools, admin teams, and anyone needing C4 envelopes white for professional mailing tasks, these Envelope C4 self seal options combine convenience, quality, and a clean finish—making them a staple in any stationery supply.

C4 Envelopes with Peel & Seal Closure – Save time with our easy-to-use a4 envelopes peel & seal design. These self seal envelopes require no moisture, making them perfect for busy office. Great alternative to standard envelope a4 options & envelopes.

Designed for Unfolded A4 Documents – These white c4 envelopes fit full-size A4 sheets (324x229mm) with no need to fold. Use them for sending contracts, documents & letters. Ideal as envelopes a4 white, envelope a4, or large envelopes for documents a4.

Durable Yet Lightweight 80gsm Paper – These strong yet light white envelopes peel and seal securely without added bulk. Great for large letter envelopes, a4 envelopes do not bend alternatives, and more. They balance protection with postage savings.

Professional Look for All Mailings – Clean white finish with strong seal makes these ideal as white a4 envelopes peel & seal. Suitable for business letters, invoices & more. A reliable option among hard envelopes & white envelope choices.

Bulk Pack of 144 White Envelopes – Perfect for high-volume mailing needs, this large envelope set includes 144 a4 envelope. Excellent for schools, offices & businesses. Use as a4 envelopes white, envelopes white or general-purpose large envelopes"