Features:Specifications: 8.5 x 11 Inch US Letter Size,Tips: It is only suitable for Letter thermal printers and NOT for laser or inkjet printers. Prints only on 1 side.Premium Quality Material: A4 Thermal Paper Bpa-free, ink-free Crafted from high-quality, environmentally friendly materials, using special production processes to extend the display time of thermal paper inks to 10 years, providing A safe and harmless option for all your printing needs.Widely Applicable: Quick-Dry Folded Thermal Paper Suitable for business, tourism, outdoor, office and other portable printing scenarios; You can carry it in your briefcase or backpack and print it anytime, anywhere. Ideal for business and travel printing. Wide Compatibility: Thermal Printer Paper 8.5 ''x 11''Laser printers, ink cartridge printers, or copiers are not supported. Compatible with iooooo, Peripage, Munbyn, Jadens, Hprt, phonemo and other thermal printers.Storage Mode: Stored indoors (temperature <25 degrees Celsius, humidity <75%, avoid direct sunlight, fluorescent lights and UV rays), printing lasts for 3 -10 years (depending on the quality of paper).Folded:Qty :100-500 SheetWidth of Paper: 216mm (8.5")Length of Tapes: 280mm (11")Color of Tapes: Black writing on white paperInkless: No need to warry about out of inkRoll:Width of Paper: 215mm (8.5")Length of Tapes: 7M (275") = 25 sheets (8.5"x11")Qty :2-10 RollsColor of Tapes: Black writing on white paperInkless: No need to warry about out of ink Compatible with Thermal Printers:(COLORWING, Odaro, Itari, Phomemo) M08F-A4Brother printers in the PJ series( PocketJet PJ773, PJ763MFi, PJ763, PJ762, PJ723, PJ-722)IOOIOO, Peripage, Munbyn, Jadens, Hprt, and other thermal printerWide applications printing: student homework, office, receipt, work from home, home, travel.Tips:1. A4 thermal printing paper can only print on one side and cannot print on both sides;2. It needs to be stored in a cool and dry place;