Ever since it produced its first pencils, Lyra has stuck to strict rules to ensure the utmost quality - from the selection of raw materials right through to the manufacturing process. Draw and write in style with Lyra Graduate Fineliner Makers. The Fineliner pen has a crushproof 0.5 mm synthetic tip, to always give you clean, precise lines. Ideal for writing, drawing or underlining. The unique design makes it perfect for every occasion. The pens contain water-based ink and packed in a reusable metal box container. Partnering with Canson and Daler-Rowney, the Graduate line contains an affordable range of art supplies fit for artists in the studio or art students in class. Colors include: Orange Yellow, Light Orange, Scarlet Lake, Dark Carmine, Rose Madder Lake, Dark Flesh, Carmine, Blue Violet, Sky Blue, True Blue, Paris Blue, Aquamarine, Viridian, True Green, Apple Green, Van Dyck Brown, Venetian Red, Silver Gray Warm, Medium Gray, Black.Details:Includes assorted colors0.5 mm tip size20 pen markersWater-based inkWater solubleStudent gradeIncludes reusable metal storage box