| 摘要 |
<p>An envelope (600) that allows a mailer to partly seal an envelop such that the primary content is sealed within the envelope while still allowing a third party to insert secondary material into the envelope is provided. An envelope includes a first sheet and a second sheet that forms a first pouch (221) between the second sheet and the first sheet. The first pouch (221) has a top opening (223) and a side opening (224). The envelope also includes a third sheet that forms a second pouch (220) between the third sheet and the second sheet. The second pouch has a top opening (222). The envelope also has a first flap (204) for closing both the top opening of the first pouch (221) and the top opening of the second pouch (220). The envelope also includes a second flap (205) for closing the side opening (224) of the first pouch.</p> |
