Staedtler Triplus Color Fiber Tip Pens, 323SB20P Markers, fiber tip bonus set of 20 colors 16+4 free pack in stand-up easel case Yellow Orange Red Magenta Blue Turquoise Green LightGreen VaDyckBrown Black Bordeaux DarkMauve Violet CobaltBlue SapGreen OliveGreen Ochre BurntSienna LightGrey5 LightBlue Triplus triangular barrel for relaxed writing Stable pressure resistant tip