Features: 5 rolls white thermal paper(Non-Adhesive), 76*30mm paper roll size, the printed content can be stored for 10 years. BPA-free thermal paper, non toxic and harmless, durable and environmental, safe using. Smooth and flat surface, clearer printing quality. Waterproof, oil-proof and anti-friction. Inkless printing, suitable for most portable 80mm thermal photo printer on the market. Perfect for printing wrong question, photo, memo, list, work plan, journal, office message, study note, files, etc.