Highquality, bright white, address labels are environmentally friendly. Face sheet is made using 100 percent recycled material and is processed chlorinefree (PCF). The adhesive meets the USPS specification USPS21238 so it can be safely recycled. Address labels are both acidfree and ligninfree, making them safe for archiving. They will not yellow. Selfadhesive copier labels are designed for use in office copiers. Design delivers edgetoedge printing, smooth automatic feeding and toner adhesion. Formats are compatible with most popular word processing and labelmaking software.