About this item Optimal Size: Our specially designed booklet mailing plain envelopes 6 x 9 ensure a snug fit, providing a professional presentation. The size 6×9 does not require extra postage and can be mailed as a letter. Compatible with laser and inkjet printers Versatile Usage: Our envelopes letter size are ideal for a wide range of applications: use them for promotional materials, letters, catalogs, business materials, booklets, greeting cards, 5×7 photos, announcements, wedding invitations, flyers, & more Classic Gummed Sealing: Enjoy the traditional reliability of a gummed seal envelopes, ensuring a secure and tamper-evident closure. This time-tested adhesive keeps your contents safe and protected throughout the mailing process Professional White: Our paper envelopes feature a crisp white color, enhancing the professional appearance of your materials. Crafted from durable 28 lb heavy-duty paper, they exude durability, withstanding the challenges of postal handling Compact 50-Pack: Perfect for occasional use or small projects, our pack of 6 by 9 envelopes offers beneficial option for individuals looking to explore different envelope types without committing to extra spending, allowing you to try and compare
