The flat wick is made of cotton, suitable for household emergency lighting. Compatible with various oil lanterns and lamps, offering convenience and practical use. Available in multiple widths: 0.9cm (0.35inch), 1.1cm (0.43inch), 1.2cm (0.47inch), 1.3cm (0.51inch), 1.5cm (0.59inch), 2cm (0.79inch), and 2.5cm (0.98inch). Roll length is approximately 2m (6.56ft), allowing you to cut to desired length. Ideal replacement wick for oil-based lamps and lanterns, designed for extended use. Specification: Material: Cotton Length: 2m (6.56ft) Size Chart: Wick Width: 0.9cm (0.35inch), 1.1cm (0.43inch), 1.2cm (0.47inch), 1.3cm (0.51inch), 1.5cm (0.59inch), 2cm (0.79inch), 2.5cm (0.98inch) Package Includes: 1 x 6.56ft Roll Wick Note: Please allow 1-10mm measurement deviation due to manual measurement.