LUX #9 1/2 Open-End Window Envelopes, Top Left Window, Gummed Seal, Midnight Black, Pack Of 50

Send business forms, catalogs, invoices and more with these LUX envelopes. They are designed with an address window, so you can conserve labels. Great for sending booklets, catalogs, documents, forms and other items. Made of 80-lb paper for a sturdy feel. Single-window design makes it easy to view mailing addresses and other vital information. Moisture seal helps keep the envelope secure.