5 1/2" x 10" Orange "Invoice Enclosed" Envelopes. Pressure sensitive envelopes secure and protect documents that are attached to the outside of shipments. Pre-printed with "Invoice Enclosed" on heavy 2 Mil poly.Hot melt adhesive backing provides strong adhesion to paper and corrugated products.Envelopes open along the first dimension.1000 per case.

5 1/2" x 10" Orange "Invoice Enclosed" Envelopes. Pressure sensitive envelopes secure and protect documents that are attached to the outside of shipments. Pre-printed with "Invoice Enclosed" on heavy 2 Mil poly.Hot melt adhesive backing provides strong adhesion to paper and corrugated products.Envelopes open along the first dimension.1000 per case.