STAEDTLER Lumocolor Stift non permanent 768 N-9 | kroschke.com
Amazon.com : Staedtler Lumocolor Special, Permanent Marker For Coated surfaces and Glass, Black 319 S-9 : Office Products
Amazon.com : Staedtler flipchart marker Lumocolor, wedge point approx. 2 or 5 mm line width, set of 6 colours, ideal for flipchart pads, colour intensive, low odour, Made in Germany, 356 B WP6 : Office Products