High-quality mailing address labels are made from a high percentage of recycled material and with a chlorine-free process. Permanent adhesive is environmentally benign and won't clog the recycling process. Acid-free, lignin-free labels offer archival-quality and will not yellow. Bright white labels are compatible with both laser and inkjet printers. Each sheet has 30 labels. Packaging box is made from a high percentage of recycled material, and only biodegradable inks are used.