These #9 Window Business Envelopes feature a square flap and are designed with a secure gummed closure. Measuring 3.88 x 8.88 inches, they are perfect for sending letters and documents securely. The window design allows for easy visibility of the contents, making them ideal for invoicing and correspondence.
Packaged in a convenient box of 500, these envelopes are a must-have for any office or business need.
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