LUX #9 1/2 Open-End Window Envelopes, Top Left Window, Self-Adhesive, Midnight Black, Pack Of 500

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. Peel-and-press closure makes sealing fast and simple.