Compatible with mini thermal-sensitive printers, Bluetooth portable printers, mini pocket printers P1/P1S/P2/P2S/C1S, A6, etc. Mini printed paper with super sticky mini-stick backing, so you'll never worry about your stickers falling off. This thermal paper is also waterproof, scratch-resistant, and fade-resistant. Package includes 6 rolls of mini thermal printer stickers. Color: black background. Width: 57mm. Diameter: 30mm. Length: 4 meters. Mini printed machine stickers are suitable for lists, plan logs, memos, reminders, organizations, learning notes, and photo printing. Note: To prevent printing errors or accidents (e.g., blank printing), make sure the printing surface is facing the correct way 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.