Features: Paper Size: 57*30mm(about 2.17*1.18in) for 1 paper roll, 40 rolls in total. Made from the best quality paper, clear to print. Can work with most 58mm thermal printer in the market. Widely used in taxi bill printing, receipt printing, restaurant and online payment information printing, etc. Note: The thermal printer in the picture is not included. Specifications: Color: White Quantity: 1 Roll/6 Rolls//40 Rolls(optional) Item Size(1 Roll): 5.7 * 3.0 * 3.0cm / 2.2 * 1.2 * 1.2in Item Weight(1 Roll): 25g / 0.9oz Package Size: 5.7 * 3.0 * 3.0cm / 2.2 * 1.2 * 1.2in(1 Roll); 11.1 * 9.0 * 3.0cm / 4.4 * 3.5 * 1.2in(6 Rolls); 22.5 * 17.3 * 6.7cm / 8.9 * 6.8 * 2.6in(40 Rolls) Package Weight: 30g / 1.1oz(1 Roll); 160g / 5.6oz(6 Rolls); 926g / 32.7oz(40 Rolls) Note: It is normal to have a deviation of 1-2 mm in measurement. Package List: 40 * Paper Rolls