Use this Edding EcoLine 32 flipchart marker blue for writing and marking on flipchart paper, presentation boards, cards and more. It has a chisel-shaped tip with a writing thickness of 1mm - 5mm. The ink has a neutral odour and does not penetrate the underlying sheets. Forgot to put the cap back on? Don't worry, this blue flipchart marker won't dry out. Not even after a few weeks. The housing consists of 90% recycled plastic and the ink is easily refillable. This makes this marker an environmentally friendly choice for your presentation board.