Compatible with mini thermal printers, Bluetooth portable printers, and mini pocket printers like P1/P1S/P2/P2S/C1S, A6, etc. These mini-printed papers feature a super-sticky adhesive, so you'll never have to worry about your stickers falling off. Plus, these thermal papers are waterproof, scratch-resistant, and fade-resistant. Package includes 6 rolls of mini thermal printer labels. Color: black background. Width: 57mm. Diameter: 30mm. Length: 4 meters. Mini printed machine labels are perfect for lists, plan logs, memos, reminders, organization, learning notes, and photo printing. Note: To prevent printing errors or accidents (e.g., blank prints), make sure the printing side is facing the correct direction when installing thermal paper. Color: White Material: Paper Package Contents: 6 x Pocket Printer Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to be slightly different from the real thing. The allowable measurement error is +/- 1-3cm.