Recycled Laser/Inkjet White Return Address Labels, 1/2" x 1-3/4", 80/Sheet, 8000/Bx - SKU: MRL-8100 - Ideal for bulk mailings and identification. Bright white label stock is made from 100% recycled post-consumer fiber and is processed chlorine-free (PCF). Benign adhesive is safe to recycle and meets U.S. Post Office Specification USPS-P-1238 requirements. Packaging box is made from 100% recycled material containing a minimum of 40% post-consumer waste and only biodegradable inks are used. Print in both laser and inkjet printers and are guaranteed not to jam. 100 sheets per box.