Specification Colors 48 Colors 60 Colors 80 Colors 100 ColorsMaterial Plastic Water based inkLength 15 9cm 6 26 Pen tip about 0 4mmBrush head about 1 2mm Conversion 1cm 0 3937 inch 1inch 2 54 cm Features Dual headed marker pens Dual tips Soft brush tip for shading and coloring 0 4mm fine tip for outlining and detail Acid free non toxic odorless It works like a paintbrush tocreate fine medium or bold strokes ideal for lettering Comfortable to hold writing smooth For fine art illustrations doodling journaling hand lettering etc Perfect for artists students kids and more for arts and crafts sketch etc Package Included 48 60 80 100 Colors Optional 1 x Double headed Marker Pen Set