Size 9 Blank Regular envelopes are used by most businesses as a return envelope as it fits great when inserted in the #10 Standard Envelopes!
# 9 security tinted envelopes white 24lb measures (3 7/8" x 8 7/8").
No moisture is required to seal and one simply needs to peel off the strip before sealing the envelope. Tear off strip also keeps adhesive from dust and thus giving it long shelf life. To seal these individuals simply need to remove the strip and press to seal.
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