Pen+Gear #6-3/4 Business Envelopes are the ideal choice for a business reply envelope. They fit easily in a #9 or #10 envelope to include with statements or invoices. Sending out your monthly billing correspondence couldn’t be easier by including a self-addressed envelope for your recipients to use for their response. They feature a Peel and Stick self-sealing flap for a clean, strong seal. This simple closure requires no moisture – pull off the paper strip that protects the adhesive and press for...