These envelopes are commonly used for business correspondence, such as sending invoices, statements, or promotional materials. They are also suitable for personal mailings, such as sending greeting cards or invitations. The window feature makes them ideal for mass mailings, as it allows for efficient addressing and a uniform presentation.
When using #10 window envelopes, it's important to ensure that the contents are properly aligned to show through the window. Additionally, using a quality adhesive for sealing the envelopes will help ensure the contents remain secure during transit. It's also recommended to consider custom printing options for branding or personalization.