Amazon.com: KREUL 18160 Solo Goya fine, Removable Scratch Masking Marker Shape, for Precise and Sharp Middle of Flowing Watercolour Paint, line Width 1-2 mm, Blue : Arts, Crafts & Sewing
Lettering: SOLO GOYA Masking Marker - we love handmade
Solo Goya Masking Liner online from the Art Supply Budapest