These heavy duty, protective board back envelopes from Blake use 1000 micron backing board and heavyweight face paper to ensure your bendable items are protected in transit.The super-thick manilla backing board provides extra rigidity while the 120gsm white face paper protects the contents and gives your mailer a clean, crisp finish. Closes with a strong peel and seal flap.Ideal for books, certificates, legal correspondence, magazines and more.. Heavy duty board back pocket envelopes. Provides rigidity and protection for bendable items. 1000 micron manilla board + 120gsm white paper. Strong peel and seal flap closure. Size: C3 (450 x 324mm). Pack of 100
The Blake Purely Packaging Board Backed Envelope C3 120gsm Peel and Seal Pack of 100, none is suitable for bulk mailing of letters or packages that require a sturdy, water-resistant, and environmentally friendly solution.
