Avery Stamps.com Desktop Postal Center:  White Shipping Labels, 6.75 inches x 4.25 inches, Pack of 50 Labels (32402)
When it comes to efficiency, these shipping labels mean business. With Avery  White Shipping Labels, you can print postage, addresses and tracking in one easy step with a Desktop Postal Center service subscription (sold separately). You'll save time by cutting down your trips to the Post Office, and save money by printing exact postage with these convenient shipping labels.