... damage to the dust off your printer, excellent. product57mm series cash register thermal printing paper rollswidth*diameter(mm*mm)57*30,57 ... period before printing 2 -5yearsplace of production Guangzhou,Guangdong,China Cash register thermal paper is widely used in supermarkets ,malls,hospitals, offices ... printing and 3 months after printing. 216mm x 30m Thermal cash Fax paper