Features: 1.Widely application: suitable for DIY album graffiti, wedding signature pen, black card. 2.Can be written on any surface, such as metal, glass, wood, stone, plastic, paper, etc. 3.Fiber pen tip, with smooth writing, strong coverage,good use experience. 4.High color saturation, bright colors, even color, less traces of strokes, long lasting. 5.2 replacement refills per piece, and replacement cartridge is optional,very practical and convenient. specification: Application: DIY album graffiti, wedding signature pen, black card Can be written on any surface, metal, glass, wood, stone, plastic, paper, etc. Fiber pen tip, with smooth writing, strong coverage, rich colors, never fade. High color saturation, bright colors, even color, less traces of strokes, long lasting. 2 replacement refills per piece, and replacement cartridge is optional. : Version: PMA-520 Writing line width:2.2-2.8 mm/0.09-0.11 in Color: gold sliver Pattern(optional):Two fine Two broad a fine and a broad Package List: 2* Pen 2* Refill Usage instruction: Shake the pen several times before use, and press the pen tip vertically down several times until the pen paint oozes out.Please cover the pen cover immediately after use.