The #9 Envelopes (3.875" x 8.875") are commonly used for office and commercial use. These are also used as reply envelopes.
Here at UPrinting, you can have your #9 Envelopes in full color. These are printed on a 70 lb. paper with a tactile feel, and uncoated for writability. Window option is also available. You can print as few as 250 pieces, or as many as 20,000 pieces, and have them ready for shipping in 4 to 6 business days.
For any questions about envelope printing, you may contact us at 1-888-888-4211, or use our live chat feature to talk to one of our customer service representatives. We'd be more than happy to assist you.