1. Please note that all these paper types are only used on A4 thermal paper and can only be used on A4 thermal paper can be used on normal inkjet or laser printers. Thank you. 2.Features: Suitable for thermal printer labeling machine. Paper roll size - 210x30mm, about 7.45m/24.4ft, about 25 sheets of A4 paper in each roll. 3.Folded paper size - 210x297mm and 2 kinds of packing quantity are optional - 100 sheets, 200 sheets. BPA thermal paper, nontoxic and harmless, durable, anti-oil and anti-resistance, safe to use. 4.Printed content can be stored for 2-3 years. Thermal printing technology, no ink cartridge needed, environmentally friendly and convenient. 5.Perfect for printing photos, notions, list, work plan, diary, office messages, study note, files, etc.