The universal pens for school children, students and professionals, these fine point pens feature water-based ink in pastel tints, formulated to sustain a long cap-off time. The uniquely-designed, fine point 0.4mm tips are encased in metal, so the pens can be used with rulers and stencils. The caps are ventilated for safety. This 20-color set includes Ice Green, Ultramarine, Green, Blue, Light Green, Yellow, Brown, Black, Carmine, Crimson, Turquoise, Pink, Orange, Violet, Azure, Lilac, Olive Green, Dark Ochre, Light Gray, and Dark Gray. The unique case consists of two 10-pen pods that VELCRO® together to make one convenient case. Details:Includes assorted colors0.4mm tips5 packs (20 pens per pack, 100 total pens)DurableWater-based inkLong cap-off timeIncludes case