Label pack 100 sheets white A4 size, please note that sometimes the size has a little error about 0.1-0.2 inch, but it does not affect the use. Universal Labels Multiple Uses: You can use them for price labels, envelopes, photo printing, address labels, logistics labels, book keeping labels, barcode labels, graphics labels, also this laser glossy paper can be used for writing. GREAT COMPATIBILITY: These A4 adhesive labels can be used for laser, point and point printers, copiers and A4 printers. HIGH ADHESIVE: These A4 self-adhesive labels are made of water-based adhesive, which is safe for the body, thin adhesive film and no excess adhesive, does not hurt the machine.