US Letter 8.5" x 11"(Printer not included in the pakage) – Specifically designed for thermal printers only (NOT compatible with laser/inkjet printers or copiers). Compatibel with Phomem0 M08F/M08E Letter M832D/M832/M833/M834/M835/A285M, for POLON0 D810, HPRT iDPRT PRT MT610/MT610 Pro Wide Brand Support: Fits most letter portable thermal printers, for TATMUSE A285M, Aixiqe A80, Nelk0Global PR20. Compatible with COL0RWING, 1tari, 0daro, 0mezizy, Br0ther Letter series and other major portable thermal printers High-Quality Thermal Printing: Advanced multi-layer composite technology ensures smudge-proof, water-resistant, and fade-resistant prints. No ink or toner needed—thermal activation delivers instant, jam-free printing. User-Friendly Design: Continuous feeding with easy-tear perforations. 100 sheets reduce reloading frequency. Black-Marked Backside ensures correct printer alignment to prevent blank prints. Portability & Versatility: Ideal for receipts, invoices, shipping labels, homework, and travel documents. Compact size fits backpacks, briefcases, or office drawers. In addtion: Compatibility claims are based on paper specifications, not endorsed by printer manufacturers. Premium 8.5" x 11" fan-fold thermal paper (200 sheets) designed exclusively for portable thermal printers (e.g., fits for Phomemo, POLON0, HPRT/iDPRT/PRT MT610/800 series). Features inkless, smudge-proof printing with fade-resistant durability. Perforated for easy tearing, black-marked for alignment, and ideal for receipts, labels, and documents. Not compatible with laser/inkjet printers.