Digiorange Pack of 800 White Mailing/Shipping Labels for Laser/Inkjet Printers. 4 per Sheet 4.25 X 5.5" Works with Stamps Practical and Easy-to-use: Works well with online postage and postage software (USPS, UPS, Fedex, DHL, eBay, & PayPal Shipping). Premium Quality: Matte White, Do not Curl, and 100% Jam-Free. Strong self-adhesive to make sure labels stick securely on almost any surface. Diagonally slit backing for easy removal from backing. Works well with online postage and postage software Customer Support: Issues or questions? Connect with our U.S based customer service.