High-quality, environmentally friendly address labels feature a face sheet that is made using 100 percent recycled post-consumer fiber and is processed chlorine-free (PCF). The adhesive meets the USPS specification USPS-2-1238 for it to be safely recycled. Labels are both acid-free and lignin-free, making them safe for archiving, and they will not yellow. Use labels in both desktop laser and inkjet printers. Product packaging is made using 100 percent post-consumer material. Each sheet includes 30 labels.