The #10 Window Envelope (4 1/8 x 9 1/2) in 70lb. Grocery Bag is a sophisticated brown colored envelope with a grocery bag texture. You no longer need to individually address letters, invoices, statements and more - not when you can just position the address on a document to show through the convenient envelope window. These high-quality envelopes are sealed by a moistenable glue located on the inside of the back flap. #10 Window Envelopes are available both plain and custom printed for company branding and creative uses, starting in small quantities of 50 to large quantities of 50,000 and more.