The Leo Envelopes C6 Self Seal Manilla Pocket 25 Pack features durable 90gsm small-format mailing jackets. The 162x114mm layout accommodates quarter-folded A4 documents. A secure pocket opening enables fast top-loading insertion. The quick strip-seal flap requires zero workspace moisture. Robust opaque manilla paper keeps receipts totally confidential. It serves as a classic, dependable postal mailing asset.