Designed for Pitney Bowes® postage machines #5675, #DM3; Touchmatic #5705, #5640, #4150, and #5830. Each sheet holds four labels - use all for postage or two together to add your company logo or promotional message. Permanent adhesive ensures labels stay secure. Pitney Bowes® is a registered trademark of Pitney Bowes, Inc. 5 1/2" x 3 5/8" sheets.