High Quality 21x29cm A4 White Glossy Self-adhesive Sticker Sticky Back Label Printing Paper Sheet Inkjet Laser Printer Graphic Labels Logistics Labels Address Labels (20pcs) Use high quality glue, good stickiness and more durable; product size: 21x29cm, errors of 0.5cm may exist White glossy layer with high quality glue is for printing and sticker; yellow bottom layer can also be used for printing for purpose of recycling use of waste resources Suitable for printing of graphic labels, business card labels, bar code labels, address labels, logistics labels, accounting labels, can also be used for writing, free paste; widely used in business offices, supermarkets, schools, hospitals and other occasions, can be used in laser printers and ink-jet printers The number of laser continuous printing cant exceed 50 pcs, to avoid parts overheat which affects machine working properly and resulting in poor print effect, better to stop for about 10 minutes, and start again after the machine is cooled; when used for ink-jet printers, should wait till the previous one is dried Unspent paper needto besealedwell to prevent damp deformation