(50 Sheets; 500 Labels), Shipping Labels (4.0" x 2.0") -- BPA Free! Buy this genuine HouseLabels' product with confidence -- a 100% guarantee of satisfaction is provided. This product is genuine ONLY if the HouseLabels' logo is behind the release liner of each page as well as on the polybag used to protect the sheets. Each white label is blank and ready for your printing. Add barcodes to these versatile labels that work well with USPS, Click-N-Ship, Pitney Bowes Shipstream Manager Deluxe, eBay and PayPal and other popular shipping software. Guaranteed printer performance in HP, Canon, Epson and other printers -- either laser or inkjet Labels are smooth and bright white for professional results  Labels are smudge-proof as well as water and oil resistant  All temperature, strong permanent adhesive is excellent for cold temperature applications as well as general purpose labeling  Sheets are packed into a protective polybags to protect them from dirt, sunlight and scuffing